CVE-2026-31742 vt: discard stale unicode buffer on alt screen exit after resize

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...

Azure Linux 3.0 Security Update: hyperv-daemons (CVE-2024-35823)

The version of hyperv-daemons installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-35823 advisory. - In the Linux kernel, the following vulnerability has been resolved: vt: fix unicode buffer corruptio...