CVE-2020-1751 | BDVDB-2026-134673 Detail
Red Hatglibc
Description#
An out-of-bounds write vulnerability was found in glibc before 2.31 when handling signal trampolines on PowerPC. Specifically, the backtrace function did not properly check the array bounds when storing the frame address, resulting in a denial of service or potential code execution. The highest threat from this vulnerability is to system availability.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: local.
Weaknesses#
- CWE-787 Out-of-bounds Write
References#
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1751
- https://sourceware.org/bugzilla/show_bug.cgi?id=25423
- https://security.netapp.com/advisory/ntap-20200430-0002/
- https://security.gentoo.org/glsa/202006-04
- https://usn.ubuntu.com/4416-1/
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.