CVE-2026-43109 - x86: shadow stacks: proper error handling for mmap lock
CVE ID :CVE-2026-43109 Published : May 6, 2026, 10:16 a.m. | 1 hour, 32 minutes ago Description :In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstk_pop_sigframe() doesn't check for errors from mmap_read_lock_killable(), which is a silly oversight, and also shows that we haven't marked those functions with "__must_check", which would have immediately caught it. So let's fix both issues. Severity: 0.0 | NA Visit the link for more details, such as CVSS details, affected products, timeline, and more...
CVE ID :CVE-2026-43109
Published : May 6, 2026, 10:16 a.m. | 1 hour, 32 minutes ago
Description :In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstk_pop_sigframe() doesn't check for errors from mmap_read_lock_killable(), which is a silly oversight, and also shows that we haven't marked those functions with "__must_check", which would have immediately caught it. So let's fix both issues.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...
Published : May 6, 2026, 10:16 a.m. | 1 hour, 32 minutes ago
Description :In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstk_pop_sigframe() doesn't check for errors from mmap_read_lock_killable(), which is a silly oversight, and also shows that we haven't marked those functions with "__must_check", which would have immediately caught it. So let's fix both issues.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...
