ghsa-6p64-gpr7-7mjm
Vulnerability from github
In the Linux kernel, the following vulnerability has been resolved:
ipmr: fix kernel panic when forwarding mcast packets
The stacktrace was:
[ 86.305548] BUG: kernel NULL pointer dereference, address: 0000000000000092
[ 86.306815] #PF: supervisor read access in kernel mode
[ 86.307717] #PF: error_code(0x0000) - not-present page
[ 86.308624] PGD 0 P4D 0
[ 86.309091] Oops: 0000 [#1] PREEMPT SMP NOPTI
[ 86.309883] CPU: 2 PID: 3139 Comm: pimd Tainted: G U 6.8.0-6wind-knet #1
[ 86.311027] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.11.1-0-g0551a4be2c-prebuilt.qemu-project.org 04/01/2014
[ 86.312728] RIP: 0010:ip_mr_forward (/build/work/knet/net/ipv4/ipmr.c:1985)
[ 86.313399] Code: f9 1f 0f 87 85 03 00 00 48 8d 04 5b 48 8d 04 83 49 8d 44 c5 00 48 8b 40 70 48 39 c2 0f 84 d9 00 00 00 49 8b 46 58 48 83 e0 fe <80> b8 92 00 00 00 00 0f 84 55 ff ff ff 49 83 47 38 01 45 85 e4 0f
[ 86.316565] RSP: 0018:ffffad21c0583ae0 EFLAGS: 00010246
[ 86.317497] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 86.318596] RDX: ffff9559cb46c000 RSI: 0000000000000000 RDI: 0000000000000000
[ 86.319627] RBP: ffffad21c0583b30 R08: 0000000000000000 R09: 0000000000000000
[ 86.320650] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 86.321672] R13: ffff9559c093a000 R14: ffff9559cc00b800 R15: ffff9559c09c1d80
[ 86.322873] FS: 00007f85db661980(0000) GS:ffff955a79d00000(0000) knlGS:0000000000000000
[ 86.324291] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 86.325314] CR2: 0000000000000092 CR3: 000000002f13a000 CR4: 0000000000350ef0
[ 86.326589] Call Trace:
[ 86.327036]
{
"affected": [],
"aliases": [
"CVE-2024-26626"
],
"database_specific": {
"cwe_ids": [],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2024-03-06T07:15:12Z",
"severity": null
},
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\nipmr: fix kernel panic when forwarding mcast packets\n\nThe stacktrace was:\n[ 86.305548] BUG: kernel NULL pointer dereference, address: 0000000000000092\n[ 86.306815] #PF: supervisor read access in kernel mode\n[ 86.307717] #PF: error_code(0x0000) - not-present page\n[ 86.308624] PGD 0 P4D 0\n[ 86.309091] Oops: 0000 [#1] PREEMPT SMP NOPTI\n[ 86.309883] CPU: 2 PID: 3139 Comm: pimd Tainted: G U 6.8.0-6wind-knet #1\n[ 86.311027] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.11.1-0-g0551a4be2c-prebuilt.qemu-project.org 04/01/2014\n[ 86.312728] RIP: 0010:ip_mr_forward (/build/work/knet/net/ipv4/ipmr.c:1985)\n[ 86.313399] Code: f9 1f 0f 87 85 03 00 00 48 8d 04 5b 48 8d 04 83 49 8d 44 c5 00 48 8b 40 70 48 39 c2 0f 84 d9 00 00 00 49 8b 46 58 48 83 e0 fe \u003c80\u003e b8 92 00 00 00 00 0f 84 55 ff ff ff 49 83 47 38 01 45 85 e4 0f\n[ 86.316565] RSP: 0018:ffffad21c0583ae0 EFLAGS: 00010246\n[ 86.317497] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000\n[ 86.318596] RDX: ffff9559cb46c000 RSI: 0000000000000000 RDI: 0000000000000000\n[ 86.319627] RBP: ffffad21c0583b30 R08: 0000000000000000 R09: 0000000000000000\n[ 86.320650] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001\n[ 86.321672] R13: ffff9559c093a000 R14: ffff9559cc00b800 R15: ffff9559c09c1d80\n[ 86.322873] FS: 00007f85db661980(0000) GS:ffff955a79d00000(0000) knlGS:0000000000000000\n[ 86.324291] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 86.325314] CR2: 0000000000000092 CR3: 000000002f13a000 CR4: 0000000000350ef0\n[ 86.326589] Call Trace:\n[ 86.327036] \u003cTASK\u003e\n[ 86.327434] ? show_regs (/build/work/knet/arch/x86/kernel/dumpstack.c:479)\n[ 86.328049] ? __die (/build/work/knet/arch/x86/kernel/dumpstack.c:421 /build/work/knet/arch/x86/kernel/dumpstack.c:434)\n[ 86.328508] ? page_fault_oops (/build/work/knet/arch/x86/mm/fault.c:707)\n[ 86.329107] ? do_user_addr_fault (/build/work/knet/arch/x86/mm/fault.c:1264)\n[ 86.329756] ? srso_return_thunk (/build/work/knet/arch/x86/lib/retpoline.S:223)\n[ 86.330350] ? __irq_work_queue_local (/build/work/knet/kernel/irq_work.c:111 (discriminator 1))\n[ 86.331013] ? exc_page_fault (/build/work/knet/./arch/x86/include/asm/paravirt.h:693 /build/work/knet/arch/x86/mm/fault.c:1515 /build/work/knet/arch/x86/mm/fault.c:1563)\n[ 86.331702] ? asm_exc_page_fault (/build/work/knet/./arch/x86/include/asm/idtentry.h:570)\n[ 86.332468] ? ip_mr_forward (/build/work/knet/net/ipv4/ipmr.c:1985)\n[ 86.333183] ? srso_return_thunk (/build/work/knet/arch/x86/lib/retpoline.S:223)\n[ 86.333920] ipmr_mfc_add (/build/work/knet/./include/linux/rcupdate.h:782 /build/work/knet/net/ipv4/ipmr.c:1009 /build/work/knet/net/ipv4/ipmr.c:1273)\n[ 86.334583] ? __pfx_ipmr_hash_cmp (/build/work/knet/net/ipv4/ipmr.c:363)\n[ 86.335357] ip_mroute_setsockopt (/build/work/knet/net/ipv4/ipmr.c:1470)\n[ 86.336135] ? srso_return_thunk (/build/work/knet/arch/x86/lib/retpoline.S:223)\n[ 86.336854] ? ip_mroute_setsockopt (/build/work/knet/net/ipv4/ipmr.c:1470)\n[ 86.337679] do_ip_setsockopt (/build/work/knet/net/ipv4/ip_sockglue.c:944)\n[ 86.338408] ? __pfx_unix_stream_read_actor (/build/work/knet/net/unix/af_unix.c:2862)\n[ 86.339232] ? srso_return_thunk (/build/work/knet/arch/x86/lib/retpoline.S:223)\n[ 86.339809] ? aa_sk_perm (/build/work/knet/security/apparmor/include/cred.h:153 /build/work/knet/security/apparmor/net.c:181)\n[ 86.340342] ip_setsockopt (/build/work/knet/net/ipv4/ip_sockglue.c:1415)\n[ 86.340859] raw_setsockopt (/build/work/knet/net/ipv4/raw.c:836)\n[ 86.341408] ? security_socket_setsockopt (/build/work/knet/security/security.c:4561 (discriminator 13))\n[ 86.342116] sock_common_setsockopt (/build/work/knet/net/core/sock.c:3716)\n[ 86.342747] do_sock_setsockopt (/build/work/knet/net/socket.c:2313)\n[ 86.343363] __sys_setsockopt (/build/work/knet/./include/linux/file.h:32 /build/work/kn\n---truncated---",
"id": "GHSA-6p64-gpr7-7mjm",
"modified": "2024-03-06T09:30:29Z",
"published": "2024-03-06T09:30:29Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-26626"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/2e8c9ae40adda2be1ba41c05fd3cd1e61cce3207"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/d2f1b7fe74afd66298dbb3c7b39e7b62e4df1724"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/dcaafdba6c6162bb49f1192850bc3bbc3707738c"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/e622502c310f1069fd9f41cd38210553115f610a"
}
],
"schema_version": "1.4.0",
"severity": []
}
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- 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.