CVE-2013-6462: x libxfont

Vulnerability summary

CVE-2013-6462 is a high (CVSS 9.3) vulnerability in x libxfont. EPSS estimates a 10.25% chance of exploitation in the next 30 days, higher than 95.6% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 09-01-2014
   PublishedVulnerability first disclosed.
2. 06-08-2024
   Last modifiedVulnerability information updated.

Description

Stack-based buffer overflow in the bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont 1.1 through 1.4.6 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string in a character name in a BDF font file.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.