7.8
High
CVE-2022-4283 A vulnerability was found in X.Org
Description
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| xorg-x11-server | Versions not published |
References
- bugzilla.redhat.com bugzilla.redhat.com
- access.redhat.com access.redhat.com
- FEDORA-2022-c3a65f7c65 lists.fedoraproject.org
- FEDORA-2022-721a78b7e5 lists.fedoraproject.org
- DSA-5304 www.debian.org
- FEDORA-2022-dd3eb7e0a8 lists.fedoraproject.org
- security.gentoo.org security.gentoo.org
Timeline
- Published
- Last modified