235 lines
13 KiB
JSON
235 lines
13 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-23126",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-01-13T15:37:45.970Z",
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"datePublished": "2026-02-14T15:09:55.552Z",
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"dateUpdated": "2026-10-19T18:25:32.555Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T22:00:37.894Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetdevsim: fix a race issue related to the operation on bpf_bound_progs list\n\nThe netdevsim driver lacks a protection mechanism for operations on the\nbpf_bound_progs list. When the nsim_bpf_create_prog() performs\nlist_add_tail, it is possible that nsim_bpf_destroy_prog() is\nsimultaneously performs list_del. Concurrent operations on the list may\nlead to list corruption and trigger a kernel crash as follows:\n\n[ 417.290971] kernel BUG at lib/list_debug.c:62!\n[ 417.290983] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI\n[ 417.290992] CPU: 10 PID: 168 Comm: kworker/10:1 Kdump: loaded Not tainted 6.19.0-rc5 #1\n[ 417.291003] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014\n[ 417.291007] Workqueue: events bpf_prog_free_deferred\n[ 417.291021] RIP: 0010:__list_del_entry_valid_or_report+0xa7/0xc0\n[ 417.291034] Code: a8 ff 0f 0b 48 89 fe 48 89 ca 48 c7 c7 48 a1 eb ae e8 ed fb a8 ff 0f 0b 48 89 fe 48 89 c2 48 c7 c7 80 a1 eb ae e8 d9 fb a8 ff <0f> 0b 48 89 d1 48 c7 c7 d0 a1 eb ae 48 89 f2 48 89 c6 e8 c2 fb a8\n[ 417.291040] RSP: 0018:ffffb16a40807df8 EFLAGS: 00010246\n[ 417.291046] RAX: 000000000000006d RBX: ffff8e589866f500 RCX: 0000000000000000\n[ 417.291051] RDX: 0000000000000000 RSI: ffff8e59f7b23180 RDI: ffff8e59f7b23180\n[ 417.291055] RBP: ffffb16a412c9000 R08: 0000000000000000 R09: 0000000000000003\n[ 417.291059] R10: ffffb16a40807c80 R11: ffffffffaf9edce8 R12: ffff8e594427ac20\n[ 417.291063] R13: ffff8e59f7b44780 R14: ffff8e58800b7a05 R15: 0000000000000000\n[ 417.291074] FS: 0000000000000000(0000) GS:ffff8e59f7b00000(0000) knlGS:0000000000000000\n[ 417.291079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 417.291083] CR2: 00007fc4083efe08 CR3: 00000001c3626006 CR4: 0000000000770ee0\n[ 417.291088] PKRU: 55555554\n[ 417.291091] Call Trace:\n[ 417.291096] <TASK>\n[ 417.291103] nsim_bpf_destroy_prog+0x31/0x80 [netdevsim]\n[ 417.291154] __bpf_prog_offload_destroy+0x2a/0x80\n[ 417.291163] bpf_prog_dev_bound_destroy+0x6f/0xb0\n[ 417.291171] bpf_prog_free_deferred+0x18e/0x1a0\n[ 417.291178] process_one_work+0x18a/0x3a0\n[ 417.291188] worker_thread+0x27b/0x3a0\n[ 417.291197] ? __pfx_worker_thread+0x10/0x10\n[ 417.291207] kthread+0xe5/0x120\n[ 417.291214] ? __pfx_kthread+0x10/0x10\n[ 417.291221] ret_from_fork+0x31/0x50\n[ 417.291230] ? __pfx_kthread+0x10/0x10\n[ 417.291236] ret_from_fork_asm+0x1a/0x30\n[ 417.291246] </TASK>\n\nAdd a mutex lock, to prevent simultaneous addition and deletion operations\non the list."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/net/netdevsim/bpf.c",
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"drivers/net/netdevsim/dev.c",
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"drivers/net/netdevsim/netdevsim.h"
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],
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"versions": [
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{
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"version": "31d3ad832948c75139b0e5b653912f7898a1d5d5",
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"lessThan": "3f560cfc7706029294132482fff5d1bc7884b70d",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "31d3ad832948c75139b0e5b653912f7898a1d5d5",
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"lessThan": "f1f9cfd2f46a73b7de2982d01be822eac3a0efaa",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "31d3ad832948c75139b0e5b653912f7898a1d5d5",
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"lessThan": "d77379ca82efcb2fe563359cc795027d680410db",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "31d3ad832948c75139b0e5b653912f7898a1d5d5",
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"lessThan": "68462ecc40ea8f780fb3c74ebfddd05506bb731b",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "31d3ad832948c75139b0e5b653912f7898a1d5d5",
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"lessThan": "b97d5eedf4976cc94321243be83b39efe81a0e15",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/net/netdevsim/bpf.c",
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"drivers/net/netdevsim/dev.c",
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"drivers/net/netdevsim/netdevsim.h"
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],
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"versions": [
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{
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"version": "4.16",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "4.16",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.162",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.122",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.68",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.18.8",
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"lessThanOrEqual": "6.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.19",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.16",
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"versionEndExcluding": "6.1.162"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.16",
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"versionEndExcluding": "6.6.122"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.16",
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"versionEndExcluding": "6.12.68"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.16",
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"versionEndExcluding": "6.18.8"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.16",
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"versionEndExcluding": "6.19"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/3f560cfc7706029294132482fff5d1bc7884b70d"
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},
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{
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"url": "https://git.kernel.org/stable/c/f1f9cfd2f46a73b7de2982d01be822eac3a0efaa"
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},
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{
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"url": "https://git.kernel.org/stable/c/d77379ca82efcb2fe563359cc795027d680410db"
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},
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{
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"url": "https://git.kernel.org/stable/c/68462ecc40ea8f780fb3c74ebfddd05506bb731b"
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},
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{
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"url": "https://git.kernel.org/stable/c/b97d5eedf4976cc94321243be83b39efe81a0e15"
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}
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],
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"title": "netdevsim: fix a race issue related to the operation on bpf_bound_progs list",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2026-23126",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-06-10T20:41:30.500855Z"
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}
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}
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"type": "CWE",
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"cweId": "CWE-362",
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"description": "CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')"
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}
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]
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-10-19T18:25:32.555Z"
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}
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}
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]
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}
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} |