Unrated severityNVD Advisory· Published Mar 3, 2022· Updated Aug 3, 2024
CVE-2021-3638
CVE-2021-3638
Description
An out-of-bounds memory access flaw was found in the ATI VGA device emulation of QEMU. This flaw occurs in the ati_2d_blt() routine while handling MMIO write operations when the guest provides invalid values for the destination display parameters. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
6- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GTVPHLLXJ65BUMFBUUZ35F3J632SLFRK/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I7J5IRXJYLELW7D43A75LOWRUE5EU54O/mitrevendor-advisory
- bugzilla.redhat.com/show_bug.cgimitre
- lists.nongnu.org/archive/html/qemu-devel/2021-09/msg01682.htmlmitre
- security.netapp.com/advisory/ntap-20220407-0003/mitre
- ubuntu.com/security/CVE-2021-3638mitre
News mentions
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