CVE-2022-50380

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

mm: /proc/pid/smaps_rollup: fix no vma's null-deref

Commit 258f669e7e88 ("mm: /proc/pid/smaps_rollup: convert to single value
seq_file") introduced a null-deref if there are no vma's in the task in
show_smaps_rollup.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
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
LinuxCNA
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 3%
VendorProductVersion
linuxlinux_kernel
4.19 ≤
𝑥
< 4.19.264
linuxlinux_kernel
4.20 ≤
𝑥
< 5.4.221
linuxlinux_kernel
5.5 ≤
𝑥
< 5.10.152
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.76
linuxlinux_kernel
5.16 ≤
𝑥
< 6.0.6
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
vulnerable
bullseye (security)
vulnerable
bookworm
6.1.148-1
fixed
bookworm (security)
6.1.147-1
fixed
trixie
6.12.43-1
fixed
trixie (security)
6.12.41-1
fixed
forky
6.16.7-1
fixed
sid
6.16.7-1
fixed