suse-su-2025:02755-1
Vulnerability from csaf_suse
Published
2025-08-12 07:35
Modified
2025-08-12 07:35
Summary
Security update for libssh
Notes
Title of the patch
Security update for libssh
Description of the patch
This update for libssh fixes the following issues:
- CVE-2025-4877: Fixed write beyond bounds in binary to base64 conversion functions (bsc#1245309).
- CVE-2025-4878: Fixed use of uninitialized variable in privatekey_from_file() (bsc#1245310).
- CVE-2025-5318: Fixed likely read beyond bounds in sftp server handle management (bsc#1245311).
Patchnames
SUSE-2025-2755,SUSE-SLE-SERVER-12-SP5-LTSS-2025-2755,SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-2755
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
{ "document": { "aggregate_severity": { "namespace": "https://www.suse.com/support/security/rating/", "text": "moderate" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright 2024 SUSE LLC. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "Security update for libssh", "title": "Title of the patch" }, { "category": "description", "text": "This update for libssh fixes the following issues:\n\n- CVE-2025-4877: Fixed write beyond bounds in binary to base64 conversion functions (bsc#1245309).\n- CVE-2025-4878: Fixed use of uninitialized variable in privatekey_from_file() (bsc#1245310).\n- CVE-2025-5318: Fixed likely read beyond bounds in sftp server handle management (bsc#1245311).\n", "title": "Description of the patch" }, { "category": "details", "text": "SUSE-2025-2755,SUSE-SLE-SERVER-12-SP5-LTSS-2025-2755,SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-2755", "title": "Patchnames" }, { "category": "legal_disclaimer", "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).", "title": "Terms of use" } ], "publisher": { "category": "vendor", "contact_details": "https://www.suse.com/support/security/contact/", "name": "SUSE Product Security Team", "namespace": "https://www.suse.com/" }, "references": [ { "category": "external", "summary": "SUSE ratings", "url": "https://www.suse.com/support/security/rating/" }, { "category": "self", "summary": "URL of this CSAF notice", "url": "https://ftp.suse.com/pub/projects/security/csaf/suse-su-2025_02755-1.json" }, { "category": "self", "summary": "URL for SUSE-SU-2025:02755-1", "url": "https://www.suse.com/support/update/announcement/2025/suse-su-202502755-1/" }, { "category": "self", "summary": "E-Mail link for SUSE-SU-2025:02755-1", "url": "https://lists.suse.com/pipermail/sle-updates/2025-August/041165.html" }, { "category": "self", "summary": "SUSE Bug 1245309", "url": "https://bugzilla.suse.com/1245309" }, { "category": "self", "summary": "SUSE Bug 1245310", "url": "https://bugzilla.suse.com/1245310" }, { "category": "self", "summary": "SUSE Bug 1245311", "url": "https://bugzilla.suse.com/1245311" }, { "category": "self", "summary": "SUSE CVE CVE-2025-4877 page", "url": "https://www.suse.com/security/cve/CVE-2025-4877/" }, { "category": "self", "summary": "SUSE CVE CVE-2025-4878 page", "url": "https://www.suse.com/security/cve/CVE-2025-4878/" }, { "category": "self", "summary": "SUSE CVE CVE-2025-5318 page", "url": "https://www.suse.com/security/cve/CVE-2025-5318/" } ], "title": "Security update for libssh", "tracking": { "current_release_date": "2025-08-12T07:35:23Z", "generator": { "date": "2025-08-12T07:35:23Z", "engine": { "name": "cve-database.git:bin/generate-csaf.pl", "version": "1" } }, "id": "SUSE-SU-2025:02755-1", "initial_release_date": "2025-08-12T07:35:23Z", "revision_history": [ { "date": "2025-08-12T07:35:23Z", "number": "1", "summary": "Current version" } ], "status": "final", "version": "1" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version", "name": "libssh-devel-0.6.3-12.15.1.aarch64", "product": { "name": "libssh-devel-0.6.3-12.15.1.aarch64", "product_id": "libssh-devel-0.6.3-12.15.1.aarch64" } }, { "category": "product_version", "name": "libssh-devel-doc-0.6.3-12.15.1.aarch64", "product": { "name": "libssh-devel-doc-0.6.3-12.15.1.aarch64", "product_id": "libssh-devel-doc-0.6.3-12.15.1.aarch64" } }, { "category": "product_version", "name": "libssh4-0.6.3-12.15.1.aarch64", "product": { "name": "libssh4-0.6.3-12.15.1.aarch64", "product_id": "libssh4-0.6.3-12.15.1.aarch64" } } ], "category": "architecture", "name": "aarch64" }, { "branches": [ { "category": "product_version", "name": "libssh4-64bit-0.6.3-12.15.1.aarch64_ilp32", "product": { "name": "libssh4-64bit-0.6.3-12.15.1.aarch64_ilp32", "product_id": "libssh4-64bit-0.6.3-12.15.1.aarch64_ilp32" } } ], "category": "architecture", "name": "aarch64_ilp32" }, { "branches": [ { "category": "product_version", "name": "libssh-devel-0.6.3-12.15.1.i586", "product": { "name": "libssh-devel-0.6.3-12.15.1.i586", "product_id": "libssh-devel-0.6.3-12.15.1.i586" } }, { "category": "product_version", "name": "libssh-devel-doc-0.6.3-12.15.1.i586", "product": { "name": "libssh-devel-doc-0.6.3-12.15.1.i586", "product_id": "libssh-devel-doc-0.6.3-12.15.1.i586" } }, { "category": "product_version", "name": "libssh4-0.6.3-12.15.1.i586", "product": { "name": "libssh4-0.6.3-12.15.1.i586", "product_id": "libssh4-0.6.3-12.15.1.i586" } } ], "category": "architecture", "name": "i586" }, { "branches": [ { "category": "product_version", "name": "libssh-devel-0.6.3-12.15.1.ppc64le", "product": { "name": "libssh-devel-0.6.3-12.15.1.ppc64le", "product_id": "libssh-devel-0.6.3-12.15.1.ppc64le" } }, { "category": "product_version", "name": "libssh-devel-doc-0.6.3-12.15.1.ppc64le", "product": { "name": "libssh-devel-doc-0.6.3-12.15.1.ppc64le", "product_id": "libssh-devel-doc-0.6.3-12.15.1.ppc64le" } }, { "category": "product_version", "name": "libssh4-0.6.3-12.15.1.ppc64le", "product": { "name": "libssh4-0.6.3-12.15.1.ppc64le", "product_id": "libssh4-0.6.3-12.15.1.ppc64le" } } ], "category": "architecture", "name": "ppc64le" }, { "branches": [ { "category": "product_version", "name": "libssh-devel-0.6.3-12.15.1.s390", "product": { "name": "libssh-devel-0.6.3-12.15.1.s390", "product_id": "libssh-devel-0.6.3-12.15.1.s390" } }, { "category": "product_version", "name": "libssh-devel-doc-0.6.3-12.15.1.s390", "product": { "name": "libssh-devel-doc-0.6.3-12.15.1.s390", "product_id": "libssh-devel-doc-0.6.3-12.15.1.s390" } }, { "category": "product_version", "name": "libssh4-0.6.3-12.15.1.s390", "product": { "name": "libssh4-0.6.3-12.15.1.s390", "product_id": "libssh4-0.6.3-12.15.1.s390" } } ], "category": "architecture", "name": "s390" }, { "branches": [ { "category": "product_version", "name": "libssh-devel-0.6.3-12.15.1.s390x", "product": { "name": "libssh-devel-0.6.3-12.15.1.s390x", "product_id": "libssh-devel-0.6.3-12.15.1.s390x" } }, { "category": "product_version", "name": "libssh-devel-doc-0.6.3-12.15.1.s390x", "product": { "name": "libssh-devel-doc-0.6.3-12.15.1.s390x", "product_id": "libssh-devel-doc-0.6.3-12.15.1.s390x" } }, { "category": "product_version", "name": "libssh4-0.6.3-12.15.1.s390x", "product": { "name": "libssh4-0.6.3-12.15.1.s390x", "product_id": "libssh4-0.6.3-12.15.1.s390x" } }, { "category": "product_version", "name": "libssh4-32bit-0.6.3-12.15.1.s390x", "product": { "name": "libssh4-32bit-0.6.3-12.15.1.s390x", "product_id": "libssh4-32bit-0.6.3-12.15.1.s390x" } } ], "category": "architecture", "name": "s390x" }, { "branches": [ { "category": "product_version", "name": "libssh-devel-0.6.3-12.15.1.x86_64", "product": { "name": "libssh-devel-0.6.3-12.15.1.x86_64", "product_id": "libssh-devel-0.6.3-12.15.1.x86_64" } }, { "category": "product_version", "name": "libssh-devel-doc-0.6.3-12.15.1.x86_64", "product": { "name": "libssh-devel-doc-0.6.3-12.15.1.x86_64", "product_id": "libssh-devel-doc-0.6.3-12.15.1.x86_64" } }, { "category": "product_version", "name": "libssh4-0.6.3-12.15.1.x86_64", "product": { "name": "libssh4-0.6.3-12.15.1.x86_64", "product_id": "libssh4-0.6.3-12.15.1.x86_64" } }, { "category": "product_version", "name": "libssh4-32bit-0.6.3-12.15.1.x86_64", "product": { "name": "libssh4-32bit-0.6.3-12.15.1.x86_64", "product_id": "libssh4-32bit-0.6.3-12.15.1.x86_64" } } ], "category": "architecture", "name": "x86_64" }, { "branches": [ { "category": "product_name", "name": "SUSE Linux Enterprise Server 12 SP5-LTSS", "product": { "name": "SUSE Linux Enterprise Server 12 SP5-LTSS", "product_id": "SUSE Linux Enterprise Server 12 SP5-LTSS", "product_identification_helper": { "cpe": "cpe:/o:suse:sles-ltss:12:sp5" } } }, { "category": "product_name", "name": "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5", "product": { "name": "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5", "product_id": "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5", "product_identification_helper": { "cpe": "cpe:/o:suse:sles-ltss-extended-security:12:sp5" } } } ], "category": "product_family", "name": "SUSE Linux Enterprise" } ], "category": "vendor", "name": "SUSE" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "libssh-devel-doc-0.6.3-12.15.1.aarch64 as component of SUSE Linux Enterprise Server 12 SP5-LTSS", "product_id": "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64" }, "product_reference": "libssh-devel-doc-0.6.3-12.15.1.aarch64", "relates_to_product_reference": "SUSE Linux Enterprise Server 12 SP5-LTSS" }, { "category": "default_component_of", "full_product_name": { "name": "libssh-devel-doc-0.6.3-12.15.1.ppc64le as component of SUSE Linux Enterprise Server 12 SP5-LTSS", "product_id": "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le" }, "product_reference": "libssh-devel-doc-0.6.3-12.15.1.ppc64le", "relates_to_product_reference": "SUSE Linux Enterprise Server 12 SP5-LTSS" }, { "category": "default_component_of", "full_product_name": { "name": "libssh-devel-doc-0.6.3-12.15.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSS", "product_id": "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x" }, "product_reference": "libssh-devel-doc-0.6.3-12.15.1.s390x", "relates_to_product_reference": "SUSE Linux Enterprise Server 12 SP5-LTSS" }, { "category": "default_component_of", "full_product_name": { "name": "libssh-devel-doc-0.6.3-12.15.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP5-LTSS", "product_id": "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64" }, "product_reference": "libssh-devel-doc-0.6.3-12.15.1.x86_64", "relates_to_product_reference": "SUSE Linux Enterprise Server 12 SP5-LTSS" }, { "category": "default_component_of", "full_product_name": { "name": "libssh-devel-doc-0.6.3-12.15.1.x86_64 as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5", "product_id": "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" }, "product_reference": "libssh-devel-doc-0.6.3-12.15.1.x86_64", "relates_to_product_reference": "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-4877", "ids": [ { "system_name": "SUSE CVE Page", "text": "https://www.suse.com/security/cve/CVE-2025-4877" } ], "notes": [ { "category": "general", "text": "unknown", "title": "CVE description" } ], "product_status": { "recommended": [ "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64", "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" ] }, "references": [ { "category": "external", "summary": "CVE-2025-4877", "url": "https://www.suse.com/security/cve/CVE-2025-4877" }, { "category": "external", "summary": "SUSE Bug 1245309 for CVE-2025-4877", "url": "https://bugzilla.suse.com/1245309" } ], "remediations": [ { "category": "vendor_fix", "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n", "product_ids": [ "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64", "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" ] } ], "scores": [ { "cvss_v3": { "baseScore": 4.5, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1" }, "products": [ "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64", "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" ] } ], "threats": [ { "category": "impact", "date": "2025-08-12T07:35:23Z", "details": "moderate" } ], "title": "CVE-2025-4877" }, { "cve": "CVE-2025-4878", "ids": [ { "system_name": "SUSE CVE Page", "text": "https://www.suse.com/security/cve/CVE-2025-4878" } ], "notes": [ { "category": "general", "text": "A vulnerability was found in libssh, where an uninitialized variable exists under certain conditions in the privatekey_from_file() function. This flaw can be triggered if the file specified by the filename doesn\u0027t exist and may lead to possible signing failures or heap corruption.", "title": "CVE description" } ], "product_status": { "recommended": [ "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64", "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" ] }, "references": [ { "category": "external", "summary": "CVE-2025-4878", "url": "https://www.suse.com/security/cve/CVE-2025-4878" }, { "category": "external", "summary": "SUSE Bug 1245310 for CVE-2025-4878", "url": "https://bugzilla.suse.com/1245310" } ], "remediations": [ { "category": "vendor_fix", "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n", "product_ids": [ "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64", "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" ] } ], "scores": [ { "cvss_v3": { "baseScore": 3.6, "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1" }, "products": [ "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64", "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" ] } ], "threats": [ { "category": "impact", "date": "2025-08-12T07:35:23Z", "details": "moderate" } ], "title": "CVE-2025-4878" }, { "cve": "CVE-2025-5318", "ids": [ { "system_name": "SUSE CVE Page", "text": "https://www.suse.com/security/cve/CVE-2025-5318" } ], "notes": [ { "category": "general", "text": "A flaw was found in the libssh library. An out-of-bounds read can be triggered in the sftp_handle function due to an incorrect comparison check that permits the function to access memory beyond the valid handle list and to return an invalid pointer, which is used in further processing. This vulnerability allows an authenticated remote attacker to potentially read unintended memory regions, exposing sensitive information or affect service behavior.", "title": "CVE description" } ], "product_status": { "recommended": [ "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64", "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" ] }, "references": [ { "category": "external", "summary": "CVE-2025-5318", "url": "https://www.suse.com/security/cve/CVE-2025-5318" }, { "category": "external", "summary": "SUSE Bug 1245311 for CVE-2025-5318", "url": "https://bugzilla.suse.com/1245311" } ], "remediations": [ { "category": "vendor_fix", "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n", "product_ids": [ "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64", "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" ] } ], "scores": [ { "cvss_v3": { "baseScore": 5.4, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1" }, "products": [ "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.aarch64", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.ppc64le", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.s390x", "SUSE Linux Enterprise Server 12 SP5-LTSS:libssh-devel-doc-0.6.3-12.15.1.x86_64", "SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libssh-devel-doc-0.6.3-12.15.1.x86_64" ] } ], "threats": [ { "category": "impact", "date": "2025-08-12T07:35:23Z", "details": "moderate" } ], "title": "CVE-2025-5318" } ] }
Loading…
Loading…
Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…