CVE-2020-11869

Priority
Description
An integer overflow was found in QEMU 4.0.1 through 4.2.0 in the way it
implemented ATI VGA emulation. This flaw occurs in the ati_2d_blt() routine
in hw/display/ati-2d.c while handling MMIO write operations through the
ati_mm_write() callback. A malicious guest could abuse this flaw to crash
the QEMU process, resulting in a denial of service.
Assigned-to
mdeslaur
Notes
Package
Source: qemu (LP Ubuntu Debian)
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):not-affected (code not present)
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (code not present)
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (code not present)
Ubuntu 19.10 (Eoan Ermine):not-affected (code not present)
Ubuntu 20.04 LTS (Focal Fossa):released (1:4.2-3ubuntu6.1)
Ubuntu 20.10 (Groovy Gorilla):released (1:4.2-3ubuntu7)
Patches:
Upstream:https://git.qemu.org/?p=qemu.git;a=commit;h=ac2071c3791b67fc7af78b8ceb320c01ca1b5df7
Package
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):not-affected (code not present)
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 19.10 (Eoan Ermine):DNE
Ubuntu 20.04 LTS (Focal Fossa):DNE
Ubuntu 20.10 (Groovy Gorilla):DNE
More Information

Updated: 2020-05-22 13:14:54 UTC (commit 11572b2d1d86758600511de8f4da7651a934d049)