CVE-2022-41849CWE-362CWE-416

CVE-2022-41849

Medium · published September 30, 2022

CVSS v3.1
4.2
EPSS
0%
Percentile
27.0
In the wild
Unconfirmed
What it is

drivers/video/fbdev/smscufx.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a USB device while calling open(), aka a race condition between ufx_ops_open and ufx_usb_disconnect.

The record
Technical detail
CVSS v3.1
4.2 · MEDIUM
Vector
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00347 · 27.0th percentile
Weaknesses
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'); CWE-416 · Use After Free
Published
2022-09-30T10:15Z
Affected products (2)
ProductVersionsFixed in
linux/linux_kernel≤ 5.19.12—
debian/debian_linuxall versions—
References (9)
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5610bcfe8693c02e2e4c8b31427f1bdbdecc839c · [email protected]https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html · [email protected]https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html · [email protected]https://lore.kernel.org/all/20220925133243.GA383897%40ubuntu/T/ · [email protected]https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5610bcfe8693c02e2e4c8b31427f1bdbdecc839c · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html · af854a3a-2127-422b-91ae-364da2661108https://lore.kernel.org/all/20220925133243.GA383897%40ubuntu/T/ · af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/html/ssa-794697.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 30 SEP 00:00Z
    drivers/video/fbdev/smscufx.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes…
    cvelistv5