CVE-2013-2021: canonical ubuntu_linux

Vulnerability summary

CVE-2013-2021 is a medium (CVSS 4.3) vulnerability in canonical ubuntu_linux. EPSS estimates a 3.50% chance of exploitation in the next 30 days, higher than 89% of scored vulnerabilities.

Timeline

1. 13-05-2013
   PublishedVulnerability first disclosed.
2. 06-08-2024
   Last modifiedVulnerability information updated.

Description

pdf.c in ClamAV 0.97.1 through 0.97.7 allows remote attackers to cause a denial of service (out-of-bounds-read) via a crafted length value in an encrypted PDF 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.