All vulnerabilities

Servers and applications

CVE-2020-1751

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.

Severity
High 7.0
Published
17 Apr 2020
Last changed
14 Oct 2026
Added to UpHeron
1 Nov 2026
Fixed in
2.31
Sources
NVD

Affected software

SoftwareAffected versions
GNU C LibraryServers and applications · cpe:a:gnu:glibc
  • Every version before 2.31

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-1751
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-1751