CVE-2022-49254

EUVD-2022-54972
In the Linux kernel, the following vulnerability has been resolved:

media: ti-vpe: cal: Fix a NULL pointer dereference in cal_ctx_v4l2_init_formats()

In cal_ctx_v4l2_init_formats(), devm_kzalloc() is assigned to
ctx->active_fmt and there is a dereference of it after that, which could
lead to NULL pointer dereference on failure of devm_kzalloc().

Fix this bug by adding a NULL check of ctx->active_fmt.

This bug was found by a static analyzer.

Builds with 'make allyesconfig' show no new warnings, and our static
analyzer no longer warns about this code.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 6%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
5.12 ≤
𝑥
< 5.15.33
linuxlinux_kernel
5.16 ≤
𝑥
< 5.16.19
linuxlinux_kernel
5.17 ≤
𝑥
< 5.17.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.123-1
fixed
bookworm (security)
6.1.128-1
fixed
bullseye
5.10.223-1
not-affected
bullseye (security)
5.10.234-1
fixed
sid
6.12.16-1
fixed
trixie
6.12.12-1
fixed
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
cluster-md-kmp-default
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
dlm-kmp-default
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
gfs2-kmp-default
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
kernel-64kb
suse enterprise server 15 SP4
5.14.21-150400.24.158.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
kernel-default
suse enterprise server 15 SP4
5.14.21-150400.24.158.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
kernel-default-base
suse enterprise server 15 SP4
5.14.21-150400.24.158.1.150400.24.78.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1.150500.6.47.1
fixed
kernel-docs
suse enterprise server 15 SP4
5.14.21-150400.24.158.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
kernel-macros
suse enterprise server 15 SP4
5.14.21-150400.24.158.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
kernel-obs-build
suse enterprise server 15 SP4
5.14.21-150400.24.158.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
kernel-source
suse enterprise server 15 SP4
5.14.21-150400.24.158.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
kernel-syms
suse enterprise server 15 SP4
5.14.21-150400.24.158.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
kernel-zfcpdump
suse enterprise server 15 SP4
5.14.21-150400.24.158.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
ocfs2-kmp-default
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed
reiserfs-kmp-default
suse enterprise server 15 SP4
5.14.21-150400.24.158.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.100.1
fixed