opensuse-su-2023:0101-1
Vulnerability from csaf_opensuse
Published
2023-05-02 07:36
Modified
2023-05-02 07:36
Summary
Security update for pdns-recursor
Notes
Title of the patch
Security update for pdns-recursor
Description of the patch
This update for pdns-recursor fixes the following issues:
pdns-recursor was updated to 4.6.6:
* fixes deterred spoofing attempts can lead to authoritative
servers being marked unavailable (boo#1209897, CVE-2023-26437)
Fixes in 4.6.5:
* When an expired NSEC3 entry is seen, move it to the front
of the expiry queue
* Log invalid RPZ content when obtained via IXFR
* Detect invalid bytes in makeBytesFromHex()
* Timeout handling for IXFRs as a client
Fixes in 4.6.4:
* Check qperq limit if throttling happened, as it increases counters
* Failure to retrieve DNSKEYs of an Insecure zone should not be fatal
* Resize answer length to actual received length in udpQueryResponse
Patchnames
openSUSE-2023-101
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": "important" }, "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 pdns-recursor", "title": "Title of the patch" }, { "category": "description", "text": "This update for pdns-recursor fixes the following issues:\n\npdns-recursor was updated to 4.6.6:\n\n* fixes deterred spoofing attempts can lead to authoritative\n servers being marked unavailable (boo#1209897, CVE-2023-26437)\n\nFixes in 4.6.5:\n\n* When an expired NSEC3 entry is seen, move it to the front\n of the expiry queue\n* Log invalid RPZ content when obtained via IXFR\n* Detect invalid bytes in makeBytesFromHex()\n* Timeout handling for IXFRs as a client\n\nFixes in 4.6.4:\n\n* Check qperq limit if throttling happened, as it increases counters\n* Failure to retrieve DNSKEYs of an Insecure zone should not be fatal\n* Resize answer length to actual received length in udpQueryResponse\n", "title": "Description of the patch" }, { "category": "details", "text": "openSUSE-2023-101", "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/opensuse-su-2023_0101-1.json" }, { "category": "self", "summary": "URL for openSUSE-SU-2023:0101-1", "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/O77AR5R2DS34JA2Y3VBBU6V4IZWVEM56/" }, { "category": "self", "summary": "E-Mail link for openSUSE-SU-2023:0101-1", "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/O77AR5R2DS34JA2Y3VBBU6V4IZWVEM56/" }, { "category": "self", "summary": "SUSE Bug 1209897", "url": "https://bugzilla.suse.com/1209897" }, { "category": "self", "summary": "SUSE CVE CVE-2023-26437 page", "url": "https://www.suse.com/security/cve/CVE-2023-26437/" } ], "title": "Security update for pdns-recursor", "tracking": { "current_release_date": "2023-05-02T07:36:56Z", "generator": { "date": "2023-05-02T07:36:56Z", "engine": { "name": "cve-database.git:bin/generate-csaf.pl", "version": "1" } }, "id": "openSUSE-SU-2023:0101-1", "initial_release_date": "2023-05-02T07:36:56Z", "revision_history": [ { "date": "2023-05-02T07:36:56Z", "number": "1", "summary": "Current version" } ], "status": "final", "version": "1" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version", "name": "pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "product": { "name": "pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "product_id": "pdns-recursor-4.6.6-bp154.2.6.1.aarch64" } } ], "category": "architecture", "name": "aarch64" }, { "branches": [ { "category": "product_version", "name": "pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "product": { "name": "pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "product_id": "pdns-recursor-4.6.6-bp154.2.6.1.ppc64le" } } ], "category": "architecture", "name": "ppc64le" }, { "branches": [ { "category": "product_version", "name": "pdns-recursor-4.6.6-bp154.2.6.1.x86_64", "product": { "name": "pdns-recursor-4.6.6-bp154.2.6.1.x86_64", "product_id": "pdns-recursor-4.6.6-bp154.2.6.1.x86_64" } } ], "category": "architecture", "name": "x86_64" }, { "branches": [ { "category": "product_name", "name": "SUSE Package Hub 15 SP4", "product": { "name": "SUSE Package Hub 15 SP4", "product_id": "SUSE Package Hub 15 SP4" } }, { "category": "product_name", "name": "openSUSE Leap 15.4", "product": { "name": "openSUSE Leap 15.4", "product_id": "openSUSE Leap 15.4", "product_identification_helper": { "cpe": "cpe:/o:opensuse:leap:15.4" } } } ], "category": "product_family", "name": "SUSE Linux Enterprise" } ], "category": "vendor", "name": "SUSE" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "pdns-recursor-4.6.6-bp154.2.6.1.aarch64 as component of SUSE Package Hub 15 SP4", "product_id": "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.aarch64" }, "product_reference": "pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "relates_to_product_reference": "SUSE Package Hub 15 SP4" }, { "category": "default_component_of", "full_product_name": { "name": "pdns-recursor-4.6.6-bp154.2.6.1.ppc64le as component of SUSE Package Hub 15 SP4", "product_id": "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.ppc64le" }, "product_reference": "pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "relates_to_product_reference": "SUSE Package Hub 15 SP4" }, { "category": "default_component_of", "full_product_name": { "name": "pdns-recursor-4.6.6-bp154.2.6.1.x86_64 as component of SUSE Package Hub 15 SP4", "product_id": "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.x86_64" }, "product_reference": "pdns-recursor-4.6.6-bp154.2.6.1.x86_64", "relates_to_product_reference": "SUSE Package Hub 15 SP4" }, { "category": "default_component_of", "full_product_name": { "name": "pdns-recursor-4.6.6-bp154.2.6.1.aarch64 as component of openSUSE Leap 15.4", "product_id": "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.aarch64" }, "product_reference": "pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "relates_to_product_reference": "openSUSE Leap 15.4" }, { "category": "default_component_of", "full_product_name": { "name": "pdns-recursor-4.6.6-bp154.2.6.1.ppc64le as component of openSUSE Leap 15.4", "product_id": "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.ppc64le" }, "product_reference": "pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "relates_to_product_reference": "openSUSE Leap 15.4" }, { "category": "default_component_of", "full_product_name": { "name": "pdns-recursor-4.6.6-bp154.2.6.1.x86_64 as component of openSUSE Leap 15.4", "product_id": "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.x86_64" }, "product_reference": "pdns-recursor-4.6.6-bp154.2.6.1.x86_64", "relates_to_product_reference": "openSUSE Leap 15.4" } ] }, "vulnerabilities": [ { "cve": "CVE-2023-26437", "ids": [ { "system_name": "SUSE CVE Page", "text": "https://www.suse.com/security/cve/CVE-2023-26437" } ], "notes": [ { "category": "general", "text": "Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.This issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3.", "title": "CVE description" } ], "product_status": { "recommended": [ "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.x86_64", "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.x86_64" ] }, "references": [ { "category": "external", "summary": "CVE-2023-26437", "url": "https://www.suse.com/security/cve/CVE-2023-26437" }, { "category": "external", "summary": "SUSE Bug 1209897 for CVE-2023-26437", "url": "https://bugzilla.suse.com/1209897" } ], "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 Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.x86_64", "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.x86_64" ] } ], "scores": [ { "cvss_v3": { "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "SUSE Package Hub 15 SP4:pdns-recursor-4.6.6-bp154.2.6.1.x86_64", "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.aarch64", "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.ppc64le", "openSUSE Leap 15.4:pdns-recursor-4.6.6-bp154.2.6.1.x86_64" ] } ], "threats": [ { "category": "impact", "date": "2023-05-02T07:36:56Z", "details": "moderate" } ], "title": "CVE-2023-26437" } ] }
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Sightings
Author | Source | Type | Date |
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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.
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