CVEvulnerability
CVE-2024-50024
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2024-10-21
- Last modified
- 2026-08-04
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
- 7.3 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Description
In the Linux kernel, the following vulnerability has been resolved:
net: Fix an unsafe loop on the list
The kernel may crash when deleting a genetlink family if there are still
listeners for that family:
Oops: Kernel access of bad area, sig: 11 [#1]
...
NIP [c000000000c080bc] netlink_update_socket_mc+0x3c/0xc0
LR [c000000000c0f764] __netlink_clear_multicast_users+0x74/0xc0
Call Trace:
__netlink_clear_multicast_users+0x74/0xc0
genl_unregister_family+0xd4/0x2d0
Change the unsafe loop on the list to a safe one, because inside the
loop there is an element removal from this list.
Affected configurations
• linux linux kernel (>= 2.6.32 < 5.10.227)
• linux linux kernel (>= 5.11 < 5.15.168)
• linux linux kernel (>= 5.16 < 6.1.113)
• linux linux kernel (>= 6.2 < 6.6.57)
• linux linux kernel (>= 6.7 < 6.11.4)
• linux linux kernel 6.12
References
- https://git.kernel.org/stable/c/1cdec792b2450105b1314c5123a9a0452cb2c2f0 Patch
- https://git.kernel.org/stable/c/1dae9f1187189bc09ff6d25ca97ead711f7e26f9 Patch
- https://git.kernel.org/stable/c/3be342e0332a7c83eb26fbb22bf156fdca467a5d Patch
- https://git.kernel.org/stable/c/464801a0f6ccb52b21faa33bac6014fd74cc5e10 git.kernel.org
- https://git.kernel.org/stable/c/49f9b726bf2bf3dd2caf0d27cadf4bc1ccf7a7dd Patch
- https://git.kernel.org/stable/c/5f03a7f601f33cda1f710611625235dc86fd8a9e Patch
- https://git.kernel.org/stable/c/68ad5da6ca630a276f0a5c924179e57724d00013 Patch
- https://git.kernel.org/stable/c/8e0766fcf37ad8eed289dd3853628dd9b01b58b0 git.kernel.org
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html lists.debian.org
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html lists.debian.org