CVE-2022-40307CWE-362

CVE-2022-40307

Medium · published September 9, 2022

CVSS v3.1
4.7
EPSS
0%
Percentile
10.8
In the wild
Unconfirmed
What it is

An issue was discovered in the Linux kernel through 5.19.8. drivers/firmware/efi/capsule-loader.c has a race condition with a resultant use-after-free.

The record
Technical detail
CVSS v3.1
4.7 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00211 · 10.8th percentile
Weakness
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Published
2022-09-09T09:15Z
Affected products (4)
ProductVersionsFixed in
linux/linux_kernel≤ 5.19.8—
debian/debian_linuxall versions—
debian/debian_linuxall versions—
debian/debian_linuxall versions—
References (10)
https://github.com/torvalds/linux/commit/9cb636b5f6a8cc6d1b50809ec8f8d33ae0c84c95 · [email protected]https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html · [email protected]https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html · [email protected]https://www.debian.org/security/2022/dsa-5257 · [email protected]https://github.com/torvalds/linux/commit/9cb636b5f6a8cc6d1b50809ec8f8d33ae0c84c95 · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html · af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2022/dsa-5257 · af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/html/ssa-794697.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-831302.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 09 SEP 00:00Z
    An issue was discovered in the Linux kernel through 5.19.8
    cvelistv5