CVE-2022-32981 — Classic Buffer Overflow in Linux

CWE-120 — Classic Buffer Overflow6 documents6 sources
Severity
7.8HIGHNVD
EPSS
0.6%
top 30.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxMsrc Cbl2 Kernel 5.15.55.1-1 ON CBL Mariner 2.0+1 more
Timeline
PublishedJun 10
Latest updateJun 14

Description

An issue was discovered in the Linux kernel through 5.18.3 on powerpc 32-bit platforms. There is a buffer overflow in ptrace PEEKUSER and POKEUSER (aka PEEKUSR and POKEUSR) when accessing floating point registers.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages5 packages

▶Debianlinux/linux_kernel< 5.10.127-1+3
▶NVDlinux/linux_kernel5.18.3+1
▶debiandebian/linux< linux 5.18.5-1 (bookworm)

Patches

Patch: www.openwall.com ↗Patch: git.kernel.org ↗Patch: www.openwall.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-m8qw-47wx-jjhf: An issue was discovered in the Linux kernel through 5↗2022-06-11
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OSV
CVE-2022-32981: An issue was discovered in the Linux kernel through 5↗2022-06-10
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📋Vendor Advisories

3
Microsoft
An issue was discovered in the Linux kernel through 5.18.3 on powerpc 32-bit platforms. There is a buffer overflow in ptrace PEEKUSER and POKEUSER (aka PEEKUSR and POKEUSR) when accessing floating poi↗2022-06-14
▶
Red Hat
kernel: Linux kernel for powerpc 32-bit buffer overflow in ptrace PEEKUSER/POKEUSER↗2022-06-10
▶
Debian
CVE-2022-32981: linux - An issue was discovered in the Linux kernel through 5.18.3 on powerpc 32-bit pla...↗2022
▶