Description
In the Linux kernel, the following vulnerability has been resolved: wifi: carl9170: do not ping device which has failed to load firmware Syzkaller reports [1, 2] crashes caused by an attempts to ping the device which has failed to load firmware. Since such a device doesn't pass 'ieee80211_register_hw()', an internal workqueue managed by 'ieee80211_queue_work()' is not yet created and an attempt to queue work on it causes null-ptr-deref. [1] https://syzkaller.appspot.com/bug?extid=9a4aec827829942045ff [2] https://syzkaller.appspot.com/bug?extid=0d8afba53e8fb2633217
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Linux Linux
Default version status: unaffected
e4a668c59080f862af3ecc28b359533027cbe434 to < 0140d3d37f0f1759d1fdedd854c7875a86e15f8daffectede4a668c59080f862af3ecc28b359533027cbe434 to < 8a3734a6f4c05fd24605148f21fb2066690d61b3affectede4a668c59080f862af3ecc28b359533027cbe434 to < 527fad1ae32ffa2d4853a1425fe1c8dbb8c9744caffectede4a668c59080f862af3ecc28b359533027cbe434 to < bfeede26e97ce4a15a0b961118de4a0e28c9907aaffectede4a668c59080f862af3ecc28b359533027cbe434 to < 4e9ab5c48ad5153cc908dd29abad0cd2a92951e4affectede4a668c59080f862af3ecc28b359533027cbe434 to < 301268dbaac8e9013719e162a000202eac8054beaffectede4a668c59080f862af3ecc28b359533027cbe434 to < 11ef72b3312752c2ff92f3c1e64912be3228ed36affectede4a668c59080f862af3ecc28b359533027cbe434 to < 15d25307692312cec4b57052da73387f91a2e870affected
Linux Linux
Default version status: affected
2.6.38affected0 to < 2.6.38unaffected5.4.295 to ≤ 5.4.*unaffected5.10.239 to ≤ 5.10.*unaffected5.15.186 to ≤ 5.15.*unaffected6.1.142 to ≤ 6.1.*unaffected6.6.95 to ≤ 6.6.*unaffected6.12.35 to ≤ 6.12.*unaffected6.15.4 to ≤ 6.15.*unaffected6.16 to ≤ *unaffected
References
- https://git.kernel.org/stable/c/0140d3d37f0f1759d1fdedd854c7875a86e15f8d ↗
- https://git.kernel.org/stable/c/8a3734a6f4c05fd24605148f21fb2066690d61b3 ↗
- https://git.kernel.org/stable/c/527fad1ae32ffa2d4853a1425fe1c8dbb8c9744c ↗
- https://git.kernel.org/stable/c/bfeede26e97ce4a15a0b961118de4a0e28c9907a ↗
- https://git.kernel.org/stable/c/4e9ab5c48ad5153cc908dd29abad0cd2a92951e4 ↗
- https://git.kernel.org/stable/c/301268dbaac8e9013719e162a000202eac8054be ↗
- https://git.kernel.org/stable/c/11ef72b3312752c2ff92f3c1e64912be3228ed36 ↗
- https://git.kernel.org/stable/c/15d25307692312cec4b57052da73387f91a2e870 ↗
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html ↗
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html ↗