CVEvulnerability
CVE-2021-34693
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-06-14
- Last modified
- 2026-10-08
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-909
Description
net/can/bcm.c in the Linux kernel through 5.12.10 allows local users to obtain sensitive information from kernel stack memory because parts of a data structure are uninitialized.
Affected configurations
• linux linux kernel (>= 2.6.25 <= 5.12.10)
• debian debian linux 9.0
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-909 Missing Initialization of Resource weakness
References
- http://www.openwall.com/lists/oss-security/2021/06/15/1 Exploit, Mailing List, Patch, Third Party Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5e87ddbe3942e27e939bdc02deb8579b0cbd8ecc git.kernel.org
- https://lists.debian.org/debian-lts-announce/2021/07/msg00014.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00015.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00016.html Mailing List, Third Party Advisory
- https://lore.kernel.org/netdev/trinity-87eaea25-2a7d-4aa9-92a5-269b822e5d95-1623609211076%403c-app-gmx-bs04/T/ lore.kernel.org
- https://www.debian.org/security/2021/dsa-4941 Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/06/15/1 Exploit, Mailing List, Patch, Third Party Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5e87ddbe3942e27e939bdc02deb8579b0cbd8ecc git.kernel.org
- https://lists.debian.org/debian-lts-announce/2021/07/msg00014.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00015.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00016.html Mailing List, Third Party Advisory
- https://lore.kernel.org/netdev/trinity-87eaea25-2a7d-4aa9-92a5-269b822e5d95-1623609211076%403c-app-gmx-bs04/T/ lore.kernel.org
- https://www.debian.org/security/2021/dsa-4941 Third Party Advisory