CVE-2010-0526: Apple Mac OS X

Medium severity, CVSS 4.3. EPSS: 4.8% chance of exploitation in the next 30 days.

Heap-based buffer overflow in QuickTimeMPEG.qtx in QuickTime in Apple Mac OS X before 10.6.3 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted genl atom in a QuickTime movie file with MPEG encoding, which is not properly handled during decompression.

Affected products

• Apple Mac OS X: version 10.6.0 only; version 10.6.1 only; version 10.6.2 only
• Apple Mac OS X Server: version 10.6.0 only; version 10.6.1 only; version 10.6.2 only

Published 2010-03-30. Last modified 2026-06-16.