Denial Of Service (DoS)

2020-08-0621:34:57

Veracode Vulnerability Database

sca.analysiscenter.veracode.com

virglrenderer vulnerability

denial of service

out-of-bounds read

vrend_blit_need_swizzle

vrend_renderer.c

guest os users

virgl_ccmd_blit commands

software

EPSS

Percentile

14.2%

JSON

virglrenderer is vulnerable to denial of service (DoS). The vulnerability exists as an out-of-bounds read in the vrend_blit_need_swizzle function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via VIRGL_CCMD_BLIT commands.

References

lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.html

access.redhat.com/security/cve/cve-2019-18390

bugzilla.redhat.com/show_bug.cgi?id=1765584

gitlab.freedesktop.org/virgl/virglrenderer/commit/24f67de7a9088a873844a39be03cee6882260ac9

gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=d2cdbcf6a8f2317f250fd54f08aa35dde2fa3e30#3cd772559e0d73afa136d6818023cfd0c4c8ecc0_0_151

lists.debian.org/debian-lts-announce/2022/12/msg00017.html