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THREATINT
PUBLISHED

CVE-2024-50024

net: Fix an unsafe loop on the list



AssignerLinux
Reserved2024-10-21
Published2024-10-21
Updated2024-11-05

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.

Product status

Default status
unaffected

b8273570f802 before 68ad5da6ca63
affected

b8273570f802 before 1cdec792b245
affected

b8273570f802 before 5f03a7f601f3
affected

b8273570f802 before 3be342e0332a
affected

b8273570f802 before 49f9b726bf2b
affected

b8273570f802 before 1dae9f118718
affected

Default status
affected

2.6.32
affected

Any version before 2.6.32
unaffected

5.10.227
unaffected

5.15.168
unaffected

6.1.113
unaffected

6.6.57
unaffected

6.11.4
unaffected

6.12-rc3
unaffected

References

https://git.kernel.org/stable/c/68ad5da6ca630a276f0a5c924179e57724d00013

https://git.kernel.org/stable/c/1cdec792b2450105b1314c5123a9a0452cb2c2f0

https://git.kernel.org/stable/c/5f03a7f601f33cda1f710611625235dc86fd8a9e

https://git.kernel.org/stable/c/3be342e0332a7c83eb26fbb22bf156fdca467a5d

https://git.kernel.org/stable/c/49f9b726bf2bf3dd2caf0d27cadf4bc1ccf7a7dd

https://git.kernel.org/stable/c/1dae9f1187189bc09ff6d25ca97ead711f7e26f9

cve.org CVE-2024-50024

nvd.nist.gov CVE-2024-50024

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