Description
The vga_draw_text function in Qemu allows local OS guest privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging improper memory address validation.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://access.redhat.com/errata/RHSA-2018:2162 ↗
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html ↗
- https://www.debian.org/security/2018/dsa-4213 ↗
- https://access.redhat.com/errata/RHSA-2018:0816 ↗
- https://access.redhat.com/errata/RHSA-2018:1104 ↗
- https://lists.gnu.org/archive/html/qemu-devel/2018-01/msg02597.html ↗
- https://usn.ubuntu.com/3575-1/ ↗
- http://www.securityfocus.com/bid/102518 ↗
- http://www.openwall.com/lists/oss-security/2018/01/15/2 ↗