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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
24- osv-coords22 versionspkg:rpm/opensuse/qemu&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/qemu&distro=openSUSE%20Leap%2015.5pkg:rpm/suse/qemu&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-ESPOSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP5pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP4pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP5pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/qemu&distro=SUSE%20Manager%20Proxy%204.2pkg:rpm/suse/qemu&distro=SUSE%20Manager%20Server%204.2
< 4.2.1-150200.79.1+ 21 more
- (no CPE)range: < 4.2.1-150200.79.1
- (no CPE)range: < 7.1.0-150500.49.9.2
- (no CPE)range: < 5.2.0-150300.127.3
- (no CPE)range: < 4.2.1-150200.79.1
- (no CPE)range: < 5.2.0-150300.127.3
- (no CPE)range: < 5.2.0-150300.127.3
- (no CPE)range: < 5.2.0-150300.127.3
- (no CPE)range: < 5.2.0-150300.127.3
- (no CPE)range: < 6.2.0-150400.37.23.1
- (no CPE)range: < 6.2.0-150400.37.23.1
- (no CPE)range: < 7.1.0-150500.49.9.2
- (no CPE)range: < 6.2.0-150400.37.23.1
- (no CPE)range: < 7.1.0-150500.49.9.2
- (no CPE)range: < 7.1.0-150500.49.9.2
- (no CPE)range: < 6.2.0-150400.37.23.1
- (no CPE)range: < 7.1.0-150500.49.9.2
- (no CPE)range: < 4.2.1-150200.79.1
- (no CPE)range: < 5.2.0-150300.127.3
- (no CPE)range: < 4.2.1-150200.79.1
- (no CPE)range: < 5.2.0-150300.127.3
- (no CPE)range: < 5.2.0-150300.127.3
- (no CPE)range: < 5.2.0-150300.127.3
Patches
Vulnerability mechanics
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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