CVE-2024-35966: Bluetooth: RFCOMM: Fix not validating setsockopt user input
First published: Mon May 20 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix not validating setsockopt user input syzbot reported rfcomm_sock_setsockopt_old() is copying data without checking user input length. BUG: KASAN: slab-out-of-bounds in copy_from_sockptr_offset include/linux/sockptr.h:49 [inline] BUG: KASAN: slab-out-of-bounds in copy_from_sockptr include/linux/sockptr.h:55 [inline] BUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt_old net/bluetooth/rfcomm/sock.c:632 [inline] BUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt+0x893/0xa70 net/bluetooth/rfcomm/sock.c:673 Read of size 4 at addr ffff8880209a8bc3 by task syz-executor632/5064
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | <=5.10.223-1<=5.10.226-1<=6.1.106-3 | 6.1.112-1 6.10.11-1 6.11.2-1 |
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/a97de7bff13b1cc825c1b1344eaed8d6c2d3e695
- https://git.kernel.org/stable/c/c3f787a3eafe519c93df9abbb0ca5145861c8d0f
- https://launchpad.net/bugs/cve/CVE-2024-35966
- https://git.kernel.org/stable/c/eea40d33bf936a5c7fb03c190e61e0cfee00e872
- https://git.kernel.org/stable/c/4ea65e2095e9bd151d0469328dd7fc2858feb546
- https://git.kernel.org/linus/a97de7bff13b1cc825c1b1344eaed8d6c2d3e695
- https://security-tracker.debian.org/tracker/CVE-2024-35966
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-35966
- https://nvd.nist.gov/vuln/detail/CVE-2024-35966
- https://ubuntu.com/security/CVE-2024-35966
- agent/severity
- agent/title
- agent/type
- collector/epss-latest
- source/FIRST
- agent/epss
- collector/launchpad-cve
- source/Launchpad
- agent/author
- agent/remedy
- agent/description
- agent/first-publish-date
- agent/event
- collector/mitre-cve
- source/MITRE
- agent/references
- collector/nvd-api
- source/NVD
- agent/last-modified-date
- agent/tags
- collector/nvd-cve
- collector/security-tracker-debian
- source/Debian
- agent/software-canonical-lookup
- agent/softwarecombine
- collector/usn-cve
- source/Ubuntu
- package-manager/debian