Note:
This project will be discontinued after December 13, 2021. [more]
2019-12-23
A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service, or QEMU guest-to-host escape and code execution, via VIRGL_CCMD_RESOURCE_INLINE_WRITE commands.
| Products | Debian_linux, Leap, Enterprise_linux, Virglrenderer |
| Type | Out-of-bounds Write (CWE-787) |
| First patch | - None (likely due to unavailable code) |
| Links |
• https://access.redhat.com/security/cve/cve-2019-18389
• https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html • https://gitlab.freedesktop.org/virgl/virglrenderer/commit/cbc8d8b75be360236cada63784046688aeb6d921 • https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=9c280a28651507e6ef87b17b90d47b6af3a4ab7d • https://bugzilla.redhat.com/show_bug.cgi?id=1765577 |