CVE-2022-50404

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Source
https://cve.org/CVERecord?id=CVE-2022-50404
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50404.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-50404
Downstream
DEBIAN (1)
OESA (2)
SUSE (4)
UBUNTU (1)
Related
SUSE (4)
Published
2025-09-18T16:03:49Z
Modified
2026-10-20T10:30:37Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
fbdev: fbcon: release buffer when fbcon_do_set_font() failed
Details

In the Linux kernel, the following vulnerability has been resolved:

fbdev: fbcon: release buffer when fbcon_do_set_font() failed

syzbot is reporting memory leak at fbcon_do_set_font() [1], for commit a5a923038d70 ("fbdev: fbcon: Properly revert changes when vc_resize() failed") missed that the buffer might be newly allocated by fbcon_set_font().

Database specific 
{
    "cna_assigner":  "Linux",
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50404.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
868749a7456dc48e93887a8474194e2ee6d6c21f
Fixed
5a341810a22e51c3a7a108f7896b5fd58d44d127
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
ebd6f886aa2447fcfcdce5450c9e1028e1d681bb
Fixed
88ec6d11052da527eb9268831e7a9bc5bbad02f6
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24
Fixed
06926607b9fddf7ce8017493899ce6eb7e79a123
Fixed
a609bfc1e644a8467cb31945ed1488374ebdc013
Fixed
3c3bfb8586f848317ceba5d777e11204ba3e5758
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
5.15.64
Fixed
5.15.86
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
5.19.6
Fixed
5.20
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
f08ccb792d3eaf1dc62d8cbf6a30d6522329f660

Affected versions

v5.*
v5.15.64
v5.15.65
v5.15.66
v5.15.67
v5.15.68
v5.15.69
v5.15.70
v5.15.71
v5.15.72
v5.15.73
v5.15.74
v5.15.75
v5.15.76
v5.15.77
v5.15.78
v5.15.79
v5.15.80
v5.15.81
v5.15.82
v5.15.83
v5.15.84
v5.15.85
v5.19.10
v5.19.11
v5.19.12
v5.19.13
v5.19.14
v5.19.15
v5.19.16
v5.19.17
v5.19.6
v5.19.7
v5.19.8
v5.19.9

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50404.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
5.15.86
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
6.0.16
Type
ECOSYSTEM
Events
Introduced
6.0.0
Fixed
6.1.2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50404.json"