CVE-2026-43109

creationtimestamp| type| source ---|---|--- 2026-05-06 11:34:06+00:00| seen| https://infosec.exchange/users/vuldb/statuses/116527415042811896 2026-05-22 13:05:30+00:00| seen| https://bsky.app/profile/o2cloud.bsky.social/post/3mmgyri3mmq2x 2026-07-09 01:17:37+00:00| seen|...

UBUNTU-CVE-2026-43109

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...

CVE-2026-43109

The CVE-2026-43109 issue concerns Linux kernel x86 shadow stacks where shstk_pop_sigframe() did not check errors from mmap_read_lock_killable(), and related __must_check annotations were missing. The connected OSV entries confirm patches in rootio-linux for Ubuntu/Debian releases (e.g., Ubuntu 22...

Linux Distros Unpatched Vulnerability : CVE-2026-43109

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - x86: shadow stacks: proper error handling for mmap lock reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly...