CVE-2021-34693CWE-909

CVE-2021-34693

Medium · published June 15, 2021

CVSS v3.1
5.5
EPSS
0%
Percentile
39.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00472 · 39.8th percentile
Weakness
CWE-909 · Missing Initialization of Resource
Published
2021-06-15T02:15Z
Affected products (3)
ProductVersionsFixed in
linux/linux_kernel≥ 2.6.25, ≤ 5.12.10—
debian/debian_linuxall versions—
debian/debian_linuxall versions—
References (14)
http://www.openwall.com/lists/oss-security/2021/06/15/1 · [email protected]https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5e87ddbe3942e27e939bdc02deb8579b0cbd8ecc · [email protected]https://lists.debian.org/debian-lts-announce/2021/07/msg00014.html · [email protected]https://lists.debian.org/debian-lts-announce/2021/07/msg00015.html · [email protected]https://lists.debian.org/debian-lts-announce/2021/07/msg00016.html · [email protected]https://lore.kernel.org/netdev/trinity-87eaea25-2a7d-4aa9-92a5-269b822e5d95-1623609211076%403c-app-gmx-bs04/T/ · [email protected]https://www.debian.org/security/2021/dsa-4941 · [email protected]http://www.openwall.com/lists/oss-security/2021/06/15/1 · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5e87ddbe3942e27e939bdc02deb8579b0cbd8ecc · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/07/msg00014.html · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/07/msg00015.html · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/07/msg00016.html · af854a3a-2127-422b-91ae-364da2661108https://lore.kernel.org/netdev/trinity-87eaea25-2a7d-4aa9-92a5-269b822e5d95-1623609211076%403c-app-gmx-bs04/T/ · af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2021/dsa-4941 · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 14 JUN 00:00Z
    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…
    cvelistv5