|Bugzilla:||842460: CVE-2012-4025 squashfs-tools: integer overflow in queue_init() may lead to abitrary code execution|
The MITRE CVE dictionary describes this issue as:
Integer overflow in the queue_init function in unsquashfs.c in unsquashfs in Squashfs 4.2 and earlier allows remote attackers to execute arbitrary code via a crafted block_log field in the superblock of a .sqsh file, leading to a heap-based buffer overflow.
The Red Hat Security Response Team has rated this issue as having moderate security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
This issue did not affect the versions of squashfs-tools as shipped with Red Hat Enterprise Linux 5 as they did not include support for parallel processing and do not make use of queues.
CVSS v2 metrics
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Red Hat security errata
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