Unrated severityNVD Advisory· Published Aug 17, 2022· Updated Aug 4, 2024
CVE-2020-14394
CVE-2020-14394
Description
An infinite loop flaw was found in the USB xHCI controller emulation of QEMU while computing the length of the Transfer Request Block (TRB) Ring. This flaw allows a privileged guest user to hang 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
22- osv-coords20 versionspkg:rpm/opensuse/qemu&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/qemu&distro=openSUSE%20Leap%20Micro%205.3pkg:rpm/opensuse/qemu-linux-user&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/qemu-testsuite&distro=openSUSE%20Leap%2015.4pkg:rpm/suse/qemu&distro=SUSE%20Enterprise%20Storage%207.1pkg: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%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP4pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2015%20SP3pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg: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
< 6.2.0-150400.37.14.2+ 19 more
- (no CPE)range: < 6.2.0-150400.37.14.2
- (no CPE)range: < 6.2.0-150400.37.14.2
- (no CPE)range: < 6.2.0-150400.37.14.1
- (no CPE)range: < 6.2.0-150400.37.14.1
- (no CPE)range: < 5.2.0-150300.121.2
- (no CPE)range: < 5.2.0-150300.121.2
- (no CPE)range: < 5.2.0-150300.121.2
- (no CPE)range: < 5.2.0-150300.121.2
- (no CPE)range: < 5.2.0-150300.121.2
- (no CPE)range: < 6.2.0-150400.37.14.2
- (no CPE)range: < 6.2.0-150400.37.14.2
- (no CPE)range: < 6.2.0-150400.37.14.2
- (no CPE)range: < 6.2.0-150400.37.14.2
- (no CPE)range: < 5.2.0-150300.121.2
- (no CPE)range: < 3.1.1.1-66.1
- (no CPE)range: < 5.2.0-150300.121.2
- (no CPE)range: < 3.1.1.1-66.1
- (no CPE)range: < 5.2.0-150300.121.2
- (no CPE)range: < 5.2.0-150300.121.2
- (no CPE)range: < 5.2.0-150300.121.2
Patches
Vulnerability mechanics
References
4- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I7J5IRXJYLELW7D43A75LOWRUE5EU54O/mitrevendor-advisory
- lists.debian.org/debian-lts-announce/2023/03/msg00013.htmlmitremailing-list
- bugzilla.redhat.com/show_bug.cgimitre
- gitlab.com/qemu-project/qemu/-/issues/646mitre
News mentions
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