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.
Exploits (1)
References (2)
Core 2
Core References
Mailing List, Patch, Vendor Advisory x_refsource_misc
https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id=8e1278444446fc97778a5e5c99bca1ce0bbc5ec9
Exploit, Mailing List, Patch, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2022/06/14/3
Scores
CVSS v3
7.8
EPSS
0.0062
EPSS Percentile
70.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-120
Status
published
Products (2)
linux/linux_kernel
5.19 rc1
linux/linux_kernel
< 5.18.3
Published
Jun 10, 2022
Tracked Since
Feb 18, 2026