// stack
Linux
Security incidents affecting the Linux kernel on servers, VMs and containers. Newest first.
- incidents
- 4
- live
- 1
- patched
- 4
## 4 Linux incidents in the last year
through Oct 22, 2026show 3 older incidents3 older incidents
September 2026 1
highLinux Kernel: Linux Kernel Race Condition Vulnerabilitypatched
› Linux Kernel patched
Linux Kernel contains a race condition vulnerability which allows concurrent writes to the same AF_ALG socket causing data to be unpredictably interleaved and creating inconsistencies in the socket's internal state. CISA added CVE-2025-39964, CVE-2026-53266, CVE-2025-39682 to the Known Exploited Vulnerabilities catalog on 2026-09-18 based on evidence of active exploitation.
open incident →CVE-2025-39964 · CVE-2026-53266 · CVE-2025-39682
August 2026 1
highLinux Kernel: Linux Kernel Unspecified Vulnerabilitypatched
› Linux Kernel patched
Linux Kernel contains an unspecified vulnerability that can allow for privilege escalation via IPv6 networking subsystem. This vulnerability can impact multiple products, including but not limited to Suse, Red Hat, and other products using Linux. Added to CISA KEV on 2026-08-27.
open incident →CVE-2026-53362
May 2026 1
highLinux Kernel: Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerabilitypatched
› Linux Kernel patched
Linux Kernel contains an incorrect resource transfer between spheres vulnerability that could allow for privilege escalation. Added to CISA KEV on 2026-05-01.
open incident →CVE-2026-31431
