CVE-2022-39046

medium

Description

An issue was discovered in the GNU C Library (glibc) 2.36. When the syslog function is passed a crafted input string larger than 1024 bytes, it reads uninitialized memory from the heap and prints it to the target log file, potentially revealing a portion of the contents of the heap.

References

https://sourceware.org/bugzilla/show_bug.cgi?id=29536

https://security.netapp.com/advisory/ntap-20221104-0002/

https://security.gentoo.org/glsa/202310-03

http://www.openwall.com/lists/oss-security/2024/01/30/8

http://www.openwall.com/lists/oss-security/2024/01/30/6

http://seclists.org/fulldisclosure/2024/Feb/3

http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html

Details

Source: Mitre, NVD

Published: 2022-08-31

Updated: 2024-02-04

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 5.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Severity: Medium