CVE-2024-50024: net: Fix an unsafe loop on the list
First published: Mon Oct 21 2024(Updated: )
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.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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-rc1 | |
| Linux Linux kernel | =6.12-rc2 | |
| debian/linux | <=5.10.223-1<=5.10.226-1 | 6.1.115-1 6.1.119-1 6.12.5-1 6.12.6-1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://git.kernel.org/stable/c/1cdec792b2450105b1314c5123a9a0452cb2c2f0
- https://git.kernel.org/stable/c/1dae9f1187189bc09ff6d25ca97ead711f7e26f9
- https://git.kernel.org/stable/c/3be342e0332a7c83eb26fbb22bf156fdca467a5d
- https://git.kernel.org/stable/c/464801a0f6ccb52b21faa33bac6014fd74cc5e10
- https://git.kernel.org/stable/c/49f9b726bf2bf3dd2caf0d27cadf4bc1ccf7a7dd
- https://git.kernel.org/stable/c/5f03a7f601f33cda1f710611625235dc86fd8a9e
- https://git.kernel.org/stable/c/68ad5da6ca630a276f0a5c924179e57724d00013
- https://git.kernel.org/stable/c/8e0766fcf37ad8eed289dd3853628dd9b01b58b0
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50024
- https://nvd.nist.gov/vuln/detail/CVE-2024-50024
- https://launchpad.net/bugs/cve/CVE-2024-50024
- https://security-tracker.debian.org/tracker/CVE-2024-50024
- https://ubuntu.com/security/CVE-2024-50024
- https://git.kernel.org/linus/1dae9f1187189bc09ff6d25ca97ead711f7e26f9
- agent/title
- agent/first-publish-date
- agent/type
- agent/remedy
- agent/severity
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- collector/usn-cve
- source/Ubuntu
- agent/references
- collector/security-tracker-debian
- source/Debian
- agent/author
- agent/description
- agent/event
- collector/nvd-cve
- agent/softwarecombine
- agent/tags
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/trending
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/2.6.32
- version/linux linux kernel/5.11
- version/linux linux kernel/5.16
- version/linux linux kernel/6.2
- version/linux linux kernel/6.7
- version/linux linux kernel/6.12-rc1
- version/linux linux kernel/6.12-rc2
- package-manager/debian