Description (CNA)
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling alloc_skb which may release the chan lock and reacquire later which makes it possible that the chan is disconnected in the meantime.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected a6a5568c03c4805d4d250f6bd9d468eeeb4ea059 before b2fde8cb2a25125111f2144604e0e7c0ebcc4bba; affected a6a5568c03c4805d4d250f6bd9d468eeeb4ea059 before a6a7d1541fefddf7ca0cfb34c1bff63ff809cc49; affected a6a5568c03c4805d4d250f6bd9d468eeeb4ea059 before 60aaccf16d1e099c16bebfb96428ae762cb528f7; affected a6a5568c03c4805d4d250f6bd9d468eeeb4ea059 before b8ed41cc04fb74005aa51d17865ca3d022760335; affected a6a5568c03c4805d4d250f6bd9d468eeeb4ea059 before 31a288a4df7f6a28e65da22a4ab2add4a963738e; affected a6a5568c03c4805d4d250f6bd9d468eeeb4ea059 before 64e28ecf44e46de9f01915a4146706a21c3469d2; affected a6a5568c03c4805d4d250f6bd9d468eeeb4ea059 before 994e3e18908f5c4a12d07b44018e6aa85f071048; affected a6a5568c03c4805d4d250f6bd9d468eeeb4ea059 before df5703348813235874d851934e957c3723d71644 |
| Linux / Linux | affected 3.5; unaffected 0 before 3.5; unaffected 4.14.308 through 4.14.*; unaffected 4.19.276 through 4.19.*; unaffected 5.4.235 through 5.4.*; unaffected 5.10.173 through 5.10.*; unaffected 5.15.99 through 5.15.*; unaffected 6.1.16 through 6.1.*; unaffected 6.2.3 through 6.2.*; unaffected 6.3 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/b2fde8cb2a25125111f2144604e0e7c0ebcc4bba
- https://git.kernel.org/stable/c/a6a7d1541fefddf7ca0cfb34c1bff63ff809cc49
- https://git.kernel.org/stable/c/60aaccf16d1e099c16bebfb96428ae762cb528f7
- https://git.kernel.org/stable/c/b8ed41cc04fb74005aa51d17865ca3d022760335
- https://git.kernel.org/stable/c/31a288a4df7f6a28e65da22a4ab2add4a963738e
- https://git.kernel.org/stable/c/64e28ecf44e46de9f01915a4146706a21c3469d2
- https://git.kernel.org/stable/c/994e3e18908f5c4a12d07b44018e6aa85f071048
- https://git.kernel.org/stable/c/df5703348813235874d851934e957c3723d71644
ADP enrichment
No English description supplied.
No references supplied.