Vulnerabilities > CVE-2021-42739 - Out-of-bounds Write vulnerability in multiple products
Attack vector
LOCAL Attack complexity
LOW Privileges required
HIGH Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
The firewire subsystem in the Linux kernel through 5.14.13 has a buffer overflow related to drivers/media/firewire/firedtv-avc.c and drivers/media/firewire/firedtv-ci.c, because avc_ca_pmt mishandles bounds checking.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1951739
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.starwindsoftware.com/security/sw-20220804-0001/
- https://lore.kernel.org/linux-media/YHaulytonFcW+lyZ%40mwanda/
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=35d2969ea3c7d32aee78066b1f3cf61a0d935a4e
- https://seclists.org/oss-sec/2021/q2/46