7.8

CVE-2022-32981

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 3.13 < 4.9.318
Linux ≫ Linux Kernel Version >= 4.10 < 4.14.283
Linux ≫ Linux Kernel Version >= 4.15 < 4.19.247
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.198
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.122
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.47
Linux ≫ Linux Kernel Version >= 5.16.0 < 5.17.15
Linux ≫ Linux Kernel Version >= 5.18 < 5.18.4
Linux ≫ Linux Kernel Version 5.19 Update rc1
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.96% 0.582
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NIST 4.6 3.9 6.4
AV:L/AC:L/Au:N/C:P/I:P/A:P
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

http://www.openwall.com/lists/oss-security/2022/06/14/3
Patch
Third Party Advisory
Exploit
Mailing List
https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id=8e1278444446fc97778a5e5c99bca1ce0bbc5ec9
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