CVE-2020-14416CWE-362CWE-416

CVE-2020-14416

Medium · published June 18, 2020

CVSS v3.1
4.2
EPSS
0%
Percentile
22.5
In the wild
Unconfirmed
What it is

In the Linux kernel before 5.4.16, a race condition in tty->disc_data handling in the slip and slcan line discipline could lead to a use-after-free, aka CID-0ace17d56824. This affects drivers/net/slip/slip.c and drivers/net/can/slcan.c.

The record
Technical detail
CVSS v3.1
4.2 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00309 · 22.5th percentile
Weaknesses
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'); CWE-416 · Use After Free
Published
2020-06-18T15:15Z
Affected products (3)
ProductVersionsFixed in
linux/linux_kernel< 5.4.165.4.16
opensuse/leapall versions—
opensuse/leapall versions—
References (10)
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html · [email protected]http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html · [email protected]https://bugzilla.suse.com/show_bug.cgi?id=1162002 · [email protected]https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.16 · [email protected]https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ace17d56824165c7f4c68785d6b58971db954dd · [email protected]http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html · af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html · af854a3a-2127-422b-91ae-364da2661108https://bugzilla.suse.com/show_bug.cgi?id=1162002 · af854a3a-2127-422b-91ae-364da2661108https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.16 · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ace17d56824165c7f4c68785d6b58971db954dd · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 18 JUN 10:45Z
    In the Linux kernel before 5.4.16, a race condition in tty->disc_data handling in the slip and slcan line discipline could lead to a use-after-free, aka…
    cvelistv5