suse-su-2024:1386-1
Vulnerability from csaf_suse
Published
2024-04-22 19:33
Modified
2024-04-22 19:33
Summary
Security update for the Linux Kernel (Live Patch 21 for SLE 15 SP4)
Notes
Title of the patch
Security update for the Linux Kernel (Live Patch 21 for SLE 15 SP4)
Description of the patch
This update for the Linux Kernel 5.14.21-150400_24_100 fixes several issues.
The following security issues were fixed:
- CVE-2024-26622: Fixed UAF write bug in tomoyo_write_control() (bsc#1220828).
- CVE-2024-1086: Fixed a use-after-free vulnerability inside the nf_tables component that could have been exploited to achieve local privilege escalation (bsc#1219435).
Patchnames
SUSE-2024-1384,SUSE-2024-1386,SUSE-SLE-Module-Live-Patching-15-SP4-2024-1386
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
{
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"text": "important"
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"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"text": "Copyright 2024 SUSE LLC. All rights reserved.",
"tlp": {
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"text": "Security update for the Linux Kernel (Live Patch 21 for SLE 15 SP4)",
"title": "Title of the patch"
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{
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"text": "This update for the Linux Kernel 5.14.21-150400_24_100 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2024-26622: Fixed UAF write bug in tomoyo_write_control() (bsc#1220828).\n- CVE-2024-1086: Fixed a use-after-free vulnerability inside the nf_tables component that could have been exploited to achieve local privilege escalation (bsc#1219435).\n",
"title": "Description of the patch"
},
{
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"text": "SUSE-2024-1384,SUSE-2024-1386,SUSE-SLE-Module-Live-Patching-15-SP4-2024-1386",
"title": "Patchnames"
},
{
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"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"
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"publisher": {
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"contact_details": "https://www.suse.com/support/security/contact/",
"name": "SUSE Product Security Team",
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"summary": "SUSE ratings",
"url": "https://www.suse.com/support/security/rating/"
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{
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"summary": "URL of this CSAF notice",
"url": "https://ftp.suse.com/pub/projects/security/csaf/suse-su-2024_1386-1.json"
},
{
"category": "self",
"summary": "URL for SUSE-SU-2024:1386-1",
"url": "https://www.suse.com/support/update/announcement/2024/suse-su-20241386-1/"
},
{
"category": "self",
"summary": "E-Mail link for SUSE-SU-2024:1386-1",
"url": "https://lists.suse.com/pipermail/sle-updates/2024-April/035054.html"
},
{
"category": "self",
"summary": "SUSE Bug 1219435",
"url": "https://bugzilla.suse.com/1219435"
},
{
"category": "self",
"summary": "SUSE Bug 1220828",
"url": "https://bugzilla.suse.com/1220828"
},
{
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"summary": "SUSE CVE CVE-2024-1086 page",
"url": "https://www.suse.com/security/cve/CVE-2024-1086/"
},
{
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"summary": "SUSE CVE CVE-2024-26622 page",
"url": "https://www.suse.com/security/cve/CVE-2024-26622/"
}
],
"title": "Security update for the Linux Kernel (Live Patch 21 for SLE 15 SP4)",
"tracking": {
"current_release_date": "2024-04-22T19:33:36Z",
"generator": {
"date": "2024-04-22T19:33:36Z",
"engine": {
"name": "cve-database.git:bin/generate-csaf.pl",
"version": "1"
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"id": "SUSE-SU-2024:1386-1",
"initial_release_date": "2024-04-22T19:33:36Z",
"revision_history": [
{
"date": "2024-04-22T19:33:36Z",
"number": "1",
"summary": "Current version"
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"name": "SUSE Linux Enterprise"
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"category": "vendor",
"name": "SUSE"
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"relationships": [
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"full_product_name": {
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"product_id": "SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.ppc64le"
},
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"relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP4"
},
{
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},
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},
"vulnerabilities": [
{
"cve": "CVE-2024-1086",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2024-1086"
}
],
"notes": [
{
"category": "general",
"text": "A use-after-free vulnerability in the Linux kernel\u0027s netfilter: nf_tables component can be exploited to achieve local privilege escalation.\n\nThe nft_verdict_init() function allows positive values as drop error within the hook verdict, and hence the nf_hook_slow() function can cause a double free vulnerability when NF_DROP is issued with a drop error which resembles NF_ACCEPT.\n\nWe recommend upgrading past commit f342de4e2f33e0e39165d8639387aa6c19dff660.",
"title": "CVE description"
}
],
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"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.s390x",
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2024-1086",
"url": "https://www.suse.com/security/cve/CVE-2024-1086"
},
{
"category": "external",
"summary": "SUSE Bug 1219434 for CVE-2024-1086",
"url": "https://bugzilla.suse.com/1219434"
},
{
"category": "external",
"summary": "SUSE Bug 1219435 for CVE-2024-1086",
"url": "https://bugzilla.suse.com/1219435"
},
{
"category": "external",
"summary": "SUSE Bug 1224298 for CVE-2024-1086",
"url": "https://bugzilla.suse.com/1224298"
},
{
"category": "external",
"summary": "SUSE Bug 1224878 for CVE-2024-1086",
"url": "https://bugzilla.suse.com/1224878"
},
{
"category": "external",
"summary": "SUSE Bug 1226066 for CVE-2024-1086",
"url": "https://bugzilla.suse.com/1226066"
}
],
"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 Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.ppc64le",
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.s390x",
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 7.8,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"products": [
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"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.s390x",
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.x86_64"
]
}
],
"threats": [
{
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"date": "2024-04-22T19:33:36Z",
"details": "important"
}
],
"title": "CVE-2024-1086"
},
{
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"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2024-26622"
}
],
"notes": [
{
"category": "general",
"text": "In the Linux kernel, the following vulnerability has been resolved:\n\ntomoyo: fix UAF write bug in tomoyo_write_control()\n\nSince tomoyo_write_control() updates head-\u003ewrite_buf when write()\nof long lines is requested, we need to fetch head-\u003ewrite_buf after\nhead-\u003eio_sem is held. Otherwise, concurrent write() requests can\ncause use-after-free-write and double-free problems.",
"title": "CVE description"
}
],
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"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.s390x",
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.x86_64"
]
},
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"summary": "CVE-2024-26622",
"url": "https://www.suse.com/security/cve/CVE-2024-26622"
},
{
"category": "external",
"summary": "SUSE Bug 1220825 for CVE-2024-26622",
"url": "https://bugzilla.suse.com/1220825"
},
{
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"summary": "SUSE Bug 1220828 for CVE-2024-26622",
"url": "https://bugzilla.suse.com/1220828"
},
{
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"summary": "SUSE Bug 1224298 for CVE-2024-26622",
"url": "https://bugzilla.suse.com/1224298"
},
{
"category": "external",
"summary": "SUSE Bug 1224878 for CVE-2024-26622",
"url": "https://bugzilla.suse.com/1224878"
}
],
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{
"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": [
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"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.s390x",
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_100-default-6-150400.2.1.x86_64"
]
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],
"scores": [
{
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"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
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]
}
],
"threats": [
{
"category": "impact",
"date": "2024-04-22T19:33:36Z",
"details": "important"
}
],
"title": "CVE-2024-26622"
}
]
}
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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.
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