CVE-2024-50024

net: Fix an unsafe loop on the list

MEDIUM

5.5

CVSS Score

Published: October 21, 2024 at 07:39 PM UTC

Updated: August 5, 2026 at 12:05 PM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

2.6.32 ≤ v < 4.19.3232.6.32 ≤ v < 5.10.2272.6.32 ≤ v < 5.15.1682.6.32 ≤ v < 5.4.2852.6.32 ≤ v < 6.1.1132.6.32 ≤ v < 6.11.42.6.32 ≤ v < 6.122.6.32 ≤ v < 6.6.575.11 ≤ v < 5.15.1685.16 ≤ v < 6.1.1136.2 ≤ v < 6.6.576.7 ≤ v < 6.11.46.12 rc1 6.12 rc2b8273570f802a7658827dcb077b0b517ba75a289

Vendor states this is fixed in 1cdec792b2450105b1314c5123a9a0452cb2c2f0 (fixed)

Vendor states this is fixed in 1dae9f1187189bc09ff6d25ca97ead711f7e26f9 (fixed)

Vendor states this is fixed in 3be342e0332a7c83eb26fbb22bf156fdca467a5d (fixed)

Vendor states this is fixed in 464801a0f6ccb52b21faa33bac6014fd74cc5e10 (fixed)

Vendor states this is fixed in 49f9b726bf2bf3dd2caf0d27cadf4bc1ccf7a7dd (fixed)

Vendor states this is fixed in 5f03a7f601f33cda1f710611625235dc86fd8a9e (fixed)

Vendor states this is fixed in 68ad5da6ca630a276f0a5c924179e57724d00013 (fixed)

Vendor states this is fixed in 8e0766fcf37ad8eed289dd3853628dd9b01b58b0 (fixed)

Vendor states this is fixed in 2.6.32 (unaffected)

Vendor states this is fixed in 4.19.323 (unaffected)

Vendor states this is fixed in 5.10.227 (unaffected)

Vendor states this is fixed in 5.15.168 (unaffected)