Unrated severityNVD Advisory· Published Jun 2, 2021· Updated Aug 4, 2024
CVE-2020-35503
CVE-2020-35503
Description
A NULL pointer dereference flaw was found in the megasas-gen2 SCSI host bus adapter emulation of QEMU in versions before and including 6.0. This issue occurs in the megasas_command_cancelled() callback function while dropping a SCSI request. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.
AI Insight
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Affected products
29- osv-coords27 versionspkg:rpm/opensuse/qemu&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/qemu&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/qemu&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/qemu-linux-user&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/qemu-testsuite&distro=openSUSE%20Leap%2015.2pkg:rpm/suse/qemu&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP3pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/qemu&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/qemu&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 4.2.1-lp152.9.20.1+ 26 more
- (no CPE)range: < 4.2.1-lp152.9.20.1
- (no CPE)range: < 4.2.1-11.28.1
- (no CPE)range: < 6.2.0-41.1
- (no CPE)range: < 4.2.1-lp152.9.20.1
- (no CPE)range: < 4.2.1-lp152.9.20.1
- (no CPE)range: < 3.1.1.1-80.40.1
- (no CPE)range: < 3.1.1.1-80.40.1
- (no CPE)range: < 3.1.1.1-80.40.1
- (no CPE)range: < 2.11.2-70.59.1
- (no CPE)range: < 2.11.2-70.59.1
- (no CPE)range: < 4.2.1-11.28.1
- (no CPE)range: < 4.2.1-11.28.1
- (no CPE)range: < 5.2.0-103.2
- (no CPE)range: < 4.2.1-11.28.1
- (no CPE)range: < 5.2.0-103.2
- (no CPE)range: < 2.6.2-41.73.1
- (no CPE)range: < 2.11.2-5.40.2
- (no CPE)range: < 3.1.1.1-57.2
- (no CPE)range: < 3.1.1.1-80.40.1
- (no CPE)range: < 3.1.1.1-80.40.1
- (no CPE)range: < 2.11.2-70.59.1
- (no CPE)range: < 2.11.2-5.40.2
- (no CPE)range: < 3.1.1.1-57.2
- (no CPE)range: < 2.11.2-70.59.1
- (no CPE)range: < 3.1.1.1-80.40.1
- (no CPE)range: < 2.11.2-5.40.2
- (no CPE)range: < 2.11.2-5.40.2
Patches
Vulnerability mechanics
References
2- bugzilla.redhat.com/show_bug.cgimitrex_refsource_MISC
- security.netapp.com/advisory/ntap-20210720-0008/mitrex_refsource_CONFIRM
News mentions
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