CVE-2022-3640
Linux Kernel Bluetooth l2cap_core.c l2cap_conn_del use after free
- State
- Published
- Severity
- 5.5 Medium
- Published
- Oct 21, 2022
- Updated
- Aug 3, 2024
- Reserved
- Oct 21, 2022
Description
A vulnerability, which was classified as critical, was found in Linux Kernel. Affected is the function l2cap_conn_del of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211944.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.5 Medium | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L | VulDB |
Weaknesses
- CWE-119 Memory Corruption -> CWE-416 Use After Free
Affected Products
| Product | Versions |
|---|---|
KernelLinux |
|
References
- https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218e837ba4d4cc33d6979
- https://vuldb.com/?id.211944
- FEDORA-2022-64ab9153c0vendor-advisory
- FEDORA-2022-65a0a3504avendor-advisory
- FEDORA-2022-7aadaadebcvendor-advisory
- [debian-lts-announce] 20221222 [SECURITY] [DLA 3244-1] linux-5.10 security updatemailing-list
- [debian-lts-announce] 20221223 [SECURITY] [DLA 3245-1] linux security updatemailing-list
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