A vulnerability was found in X.Org. This security flaw occurs because the XkbCopyNames function left a dangling pointer to freed memory, resulting in out-of-bounds memory access on subsequent XkbGetKbdByName requests… This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | xorg-server | < 2:21.1.5-1 | xorg-server_2:21.1.5-1_all.deb |
Debian | 11 | all | xorg-server | < 2:1.20.11-1+deb11u4 | xorg-server_2:1.20.11-1+deb11u4_all.deb |
Debian | 10 | all | xorg-server | < 2:1.20.4-1+deb10u7 | xorg-server_2:1.20.4-1+deb10u7_all.deb |
Debian | 999 | all | xorg-server | < 2:21.1.5-1 | xorg-server_2:21.1.5-1_all.deb |
Debian | 13 | all | xorg-server | < 2:21.1.5-1 | xorg-server_2:21.1.5-1_all.deb |
Debian | 12 | all | xwayland | < 2:22.1.6-1 | xwayland_2:22.1.6-1_all.deb |
Debian | 999 | all | xwayland | < 2:22.1.6-1 | xwayland_2:22.1.6-1_all.deb |
Debian | 13 | all | xwayland | < 2:22.1.6-1 | xwayland_2:22.1.6-1_all.deb |