suse-su-2024:2147-1
Vulnerability from csaf_suse
Published
2024-06-21 13:33
Modified
2024-06-21 13:33
Summary
Security update for the Linux Kernel (Live Patch 56 for SLE 12 SP5)
Notes
Title of the patch
Security update for the Linux Kernel (Live Patch 56 for SLE 12 SP5)
Description of the patch
This update for the Linux Kernel 4.12.14-122_216 fixes several issues.
The following security issues were fixed:
- CVE-2021-46955: Fixed an out-of-bounds read with openvswitch, when fragmenting IPv4 packets (bsc#1220537).
- CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210619).
Patchnames
SUSE-2024-2147,SUSE-SLE-Live-Patching-12-SP5-2024-2147
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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"csaf_version": "2.0",
"distribution": {
"text": "Copyright 2024 SUSE LLC. All rights reserved.",
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"text": "This update for the Linux Kernel 4.12.14-122_216 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2021-46955: Fixed an out-of-bounds read with openvswitch, when fragmenting IPv4 packets (bsc#1220537).\n- CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210619).\n",
"title": "Description of the patch"
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"text": "SUSE-2024-2147,SUSE-SLE-Live-Patching-12-SP5-2024-2147",
"title": "Patchnames"
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{
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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).",
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"publisher": {
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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_2147-1.json"
},
{
"category": "self",
"summary": "URL for SUSE-SU-2024:2147-1",
"url": "https://www.suse.com/support/update/announcement/2024/suse-su-20242147-1/"
},
{
"category": "self",
"summary": "E-Mail link for SUSE-SU-2024:2147-1",
"url": "https://lists.suse.com/pipermail/sle-updates/2024-June/035689.html"
},
{
"category": "self",
"summary": "SUSE Bug 1210619",
"url": "https://bugzilla.suse.com/1210619"
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{
"category": "self",
"summary": "SUSE Bug 1220537",
"url": "https://bugzilla.suse.com/1220537"
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{
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"summary": "SUSE CVE CVE-2021-46955 page",
"url": "https://www.suse.com/security/cve/CVE-2021-46955/"
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"summary": "SUSE CVE CVE-2023-1829 page",
"url": "https://www.suse.com/security/cve/CVE-2023-1829/"
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"title": "Security update for the Linux Kernel (Live Patch 56 for SLE 12 SP5)",
"tracking": {
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"id": "SUSE-SU-2024:2147-1",
"initial_release_date": "2024-06-21T13:33:47Z",
"revision_history": [
{
"date": "2024-06-21T13:33:47Z",
"number": "1",
"summary": "Current version"
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],
"status": "final",
"version": "1"
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"product_tree": {
"branches": [
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"branches": [
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"branches": [
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"category": "product_version",
"name": "kgraft-patch-4_12_14-122_216-default-2-8.6.1.ppc64le",
"product": {
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"category": "architecture",
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"product": {
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"product_id": "kgraft-patch-4_12_14-122_216-default-2-8.6.1.s390x"
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],
"category": "architecture",
"name": "s390x"
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{
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"name": "kgraft-patch-4_12_14-122_216-default-2-8.6.1.x86_64",
"product": {
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}
}
],
"category": "architecture",
"name": "x86_64"
},
{
"branches": [
{
"category": "product_name",
"name": "SUSE Linux Enterprise Live Patching 12 SP5",
"product": {
"name": "SUSE Linux Enterprise Live Patching 12 SP5",
"product_id": "SUSE Linux Enterprise Live Patching 12 SP5",
"product_identification_helper": {
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"category": "product_family",
"name": "SUSE Linux Enterprise"
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"category": "vendor",
"name": "SUSE"
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"name": "kgraft-patch-4_12_14-122_216-default-2-8.6.1.ppc64le as component of SUSE Linux Enterprise Live Patching 12 SP5",
"product_id": "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.ppc64le"
},
"product_reference": "kgraft-patch-4_12_14-122_216-default-2-8.6.1.ppc64le",
"relates_to_product_reference": "SUSE Linux Enterprise Live Patching 12 SP5"
},
{
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"full_product_name": {
"name": "kgraft-patch-4_12_14-122_216-default-2-8.6.1.s390x as component of SUSE Linux Enterprise Live Patching 12 SP5",
"product_id": "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.s390x"
},
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{
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"relates_to_product_reference": "SUSE Linux Enterprise Live Patching 12 SP5"
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},
"vulnerabilities": [
{
"cve": "CVE-2021-46955",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2021-46955"
}
],
"notes": [
{
"category": "general",
"text": "In the Linux kernel, the following vulnerability has been resolved:\n\nopenvswitch: fix stack OOB read while fragmenting IPv4 packets\n\nrunning openvswitch on kernels built with KASAN, it\u0027s possible to see the\nfollowing splat while testing fragmentation of IPv4 packets:\n\n BUG: KASAN: stack-out-of-bounds in ip_do_fragment+0x1b03/0x1f60\n Read of size 1 at addr ffff888112fc713c by task handler2/1367\n\n CPU: 0 PID: 1367 Comm: handler2 Not tainted 5.12.0-rc6+ #418\n Hardware name: Red Hat KVM, BIOS 1.11.1-4.module+el8.1.0+4066+0f1aadab 04/01/2014\n Call Trace:\n dump_stack+0x92/0xc1\n print_address_description.constprop.7+0x1a/0x150\n kasan_report.cold.13+0x7f/0x111\n ip_do_fragment+0x1b03/0x1f60\n ovs_fragment+0x5bf/0x840 [openvswitch]\n do_execute_actions+0x1bd5/0x2400 [openvswitch]\n ovs_execute_actions+0xc8/0x3d0 [openvswitch]\n ovs_packet_cmd_execute+0xa39/0x1150 [openvswitch]\n genl_family_rcv_msg_doit.isra.15+0x227/0x2d0\n genl_rcv_msg+0x287/0x490\n netlink_rcv_skb+0x120/0x380\n genl_rcv+0x24/0x40\n netlink_unicast+0x439/0x630\n netlink_sendmsg+0x719/0xbf0\n sock_sendmsg+0xe2/0x110\n ____sys_sendmsg+0x5ba/0x890\n ___sys_sendmsg+0xe9/0x160\n __sys_sendmsg+0xd3/0x170\n do_syscall_64+0x33/0x40\n entry_SYSCALL_64_after_hwframe+0x44/0xae\n RIP: 0033:0x7f957079db07\n Code: c3 66 90 41 54 41 89 d4 55 48 89 f5 53 89 fb 48 83 ec 10 e8 eb ec ff ff 44 89 e2 48 89 ee 89 df 41 89 c0 b8 2e 00 00 00 0f 05 \u003c48\u003e 3d 00 f0 ff ff 77 35 44 89 c7 48 89 44 24 08 e8 24 ed ff ff 48\n RSP: 002b:00007f956ce35a50 EFLAGS: 00000293 ORIG_RAX: 000000000000002e\n RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f957079db07\n RDX: 0000000000000000 RSI: 00007f956ce35ae0 RDI: 0000000000000019\n RBP: 00007f956ce35ae0 R08: 0000000000000000 R09: 00007f9558006730\n R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000\n R13: 00007f956ce37308 R14: 00007f956ce35f80 R15: 00007f956ce35ae0\n\n The buggy address belongs to the page:\n page:00000000af2a1d93 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x112fc7\n flags: 0x17ffffc0000000()\n raw: 0017ffffc0000000 0000000000000000 dead000000000122 0000000000000000\n raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000\n page dumped because: kasan: bad access detected\n\n addr ffff888112fc713c is located in stack of task handler2/1367 at offset 180 in frame:\n ovs_fragment+0x0/0x840 [openvswitch]\n\n this frame has 2 objects:\n [32, 144) \u0027ovs_dst\u0027\n [192, 424) \u0027ovs_rt\u0027\n\n Memory state around the buggy address:\n ffff888112fc7000: f3 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\n ffff888112fc7080: 00 f1 f1 f1 f1 00 00 00 00 00 00 00 00 00 00 00\n \u003effff888112fc7100: 00 00 00 f2 f2 f2 f2 f2 f2 00 00 00 00 00 00 00\n ^\n ffff888112fc7180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\n ffff888112fc7200: 00 00 00 00 00 00 f2 f2 f2 00 00 00 00 00 00 00\n\nfor IPv4 packets, ovs_fragment() uses a temporary struct dst_entry. Then,\nin the following call graph:\n\n ip_do_fragment()\n ip_skb_dst_mtu()\n ip_dst_mtu_maybe_forward()\n ip_mtu_locked()\n\nthe pointer to struct dst_entry is used as pointer to struct rtable: this\nturns the access to struct members like rt_mtu_locked into an OOB read in\nthe stack. Fix this changing the temporary variable used for IPv4 packets\nin ovs_fragment(), similarly to what is done for IPv6 few lines below.",
"title": "CVE description"
}
],
"product_status": {
"recommended": [
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.ppc64le",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.s390x",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2021-46955",
"url": "https://www.suse.com/security/cve/CVE-2021-46955"
},
{
"category": "external",
"summary": "SUSE Bug 1220513 for CVE-2021-46955",
"url": "https://bugzilla.suse.com/1220513"
},
{
"category": "external",
"summary": "SUSE Bug 1220537 for CVE-2021-46955",
"url": "https://bugzilla.suse.com/1220537"
}
],
"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 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.ppc64le",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.s390x",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 7.5,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"products": [
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.ppc64le",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.s390x",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2024-06-21T13:33:47Z",
"details": "important"
}
],
"title": "CVE-2021-46955"
},
{
"cve": "CVE-2023-1829",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2023-1829"
}
],
"notes": [
{
"category": "general",
"text": "A use-after-free vulnerability in the Linux Kernel traffic control index filter (tcindex) can be exploited to achieve local privilege escalation. The tcindex_delete function which does not properly deactivate filters in case of a perfect hashes while deleting the underlying structure which can later lead to double freeing the structure. A local attacker user can use this vulnerability to elevate its privileges to root.\nWe recommend upgrading past commit 8c710f75256bb3cf05ac7b1672c82b92c43f3d28.",
"title": "CVE description"
}
],
"product_status": {
"recommended": [
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.ppc64le",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.s390x",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2023-1829",
"url": "https://www.suse.com/security/cve/CVE-2023-1829"
},
{
"category": "external",
"summary": "SUSE Bug 1210335 for CVE-2023-1829",
"url": "https://bugzilla.suse.com/1210335"
},
{
"category": "external",
"summary": "SUSE Bug 1210619 for CVE-2023-1829",
"url": "https://bugzilla.suse.com/1210619"
},
{
"category": "external",
"summary": "SUSE Bug 1217444 for CVE-2023-1829",
"url": "https://bugzilla.suse.com/1217444"
},
{
"category": "external",
"summary": "SUSE Bug 1217531 for CVE-2023-1829",
"url": "https://bugzilla.suse.com/1217531"
},
{
"category": "external",
"summary": "SUSE Bug 1220886 for CVE-2023-1829",
"url": "https://bugzilla.suse.com/1220886"
},
{
"category": "external",
"summary": "SUSE Bug 1228311 for CVE-2023-1829",
"url": "https://bugzilla.suse.com/1228311"
}
],
"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 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.ppc64le",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.s390x",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.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 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.s390x",
"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_216-default-2-8.6.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2024-06-21T13:33:47Z",
"details": "important"
}
],
"title": "CVE-2023-1829"
}
]
}
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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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