CVE-2014-9663: canonical ubuntu_linux

Vulnerability summary

CVE-2014-9663 is a high (CVSS 7.5) vulnerability in canonical ubuntu_linux. EPSS estimates a 5.06% chance of exploitation in the next 30 days, higher than 92.2% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 08-02-2015
   PublishedVulnerability first disclosed.
2. 06-08-2024
   Last modifiedVulnerability information updated.

Description

The tt_cmap4_validate function in sfnt/ttcmap.c in FreeType before 2.5.4 validates a certain length field before that field's value is completely calculated, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a crafted cmap SFNT table.

• 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.