CVE-2026-31742

In the Linux kernel, the following vulnerability has been resolved: vt: discard stale unicode buffer on alt screen exit after resize When enteraltscreen saves vcunilines into vcsavedunilines and sets vcunilines to NULL, a subsequent console resize via vcdoresize skips reallocating the unicode...

CVE-2026-31742

The CVE-2026-31742 issue affects the Linux kernel’s virtual terminal (vt) handling of alternate screen mode. When entering alt screen, vc_uni_lines is saved to vc_saved_uni_lines and vc_uni_lines is set to NULL. A subsequent console resize can skip reallocating the unicode buffer because vc_uni_l...

PT-2026-36377

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the virtual terminal vt component where the kernel fails to discard a stale unicode buffer upon exiting the alternate screen after a console resize. When enter alt...