CVE-2021-3659
A NULL pointer dereference flaw was found in the Linux kernel’s IEEE 802.15.4 wireless networking subsystem in the way the user closes the LR-WPAN connection. This flaw allows a local user to crash the system. The highest threat from this vulnerability is to system availability.
- Score
- CVSS 3.1 5.5 Medium
- Status
- Modified - secalert@redhat.com
- Published
- 2022-08-22
- Last modified
- 2024-08-03
- Weaknesses
- CWE-252, CWE-476
Affected products
- Fedora (Fedoraproject)
- Linux Kernel (Linux)
- Codeready Linux Builder (Redhat)
- Enterprise Linux (Redhat)
- Enterprise Linux For Ibm Z Systems (Redhat)
- Enterprise Linux For Ibm Z Systems Eus (Redhat)
- Enterprise Linux For Power Little Endian Eus (Redhat)
- Enterprise Linux For Real Time (Redhat)
- Enterprise Linux For Real Time For Nfv (Redhat)
- Enterprise Linux For Real Time For Nfv Tus (Redhat)
- Enterprise Linux For Real Time Tus (Redhat)
- Enterprise Linux Server Aus (Redhat)
- Enterprise Linux Server Eus (Redhat)
- Enterprise Linux Server Tus (Redhat)
- Virtualization Host (Redhat)
References
- https://access.redhat.com/security/cve/CVE-2021-3659
- https://bugzilla.redhat.com/show_bug.cgi?id=1975949
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1165affd484889d4986cf3b724318935a0b120d8
