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Affected Component
Analysis
virglrenderer
Patched
Name
CVE-2022-0175
Description
A flaw was found in the VirGL virtual OpenGL renderer (virglrenderer). The virgl did not properly initialize memory when allocating a host-backed memory resource. A malicious guest could use this flaw to mmap from the guest kernel and read this uninitialized memory from the host, possibly leading to information disclosure.
Published Date
Updated Date
Workaround
-
Advisories
https://access.redhat.com/security/cve/CVE-2022-0175Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2039003Issue Tracking
https://gitlab.freedesktop.org/virgl/virglrenderer/-/commit/b05bb61f454eeb8a85164c8a31510aeb9d79129cPatch
https://security.gentoo.org/glsa/202210-05Third Party Advisory
https://access.redhat.com/security/cve/CVE-2022-0175Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2039003Issue Tracking
https://gitlab.freedesktop.org/virgl/virglrenderer/-/commit/b05bb61f454eeb8a85164c8a31510aeb9d79129cPatch
https://security.gentoo.org/glsa/202210-05Third Party Advisory
Analysis#
Vulnerability Rating#
5.5
CVSSv31
Others affected components#
Resolved with patches#
virglrenderer (yocto:kirkstone)
#
Title
Author
Resolve
1
vrend: clear memory when allocating a host-backed memory
Gert Wollny <gert.wollny@collabora.com>
CVE-2022-0175