Use After Free Affecting qemu-chardev-spice package, versions <5.2.0-103.2
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Test your applications- Snyk ID SNYK-SLES153-QEMUCHARDEVSPICE-2667064
- published 14 Apr 2022
- disclosed 27 Aug 2021
Introduced: 27 Aug 2021
CVE-2020-35506 Open this link in a new tabHow to fix?
Upgrade SLES:15.3 qemu-chardev-spice to version 5.2.0-103.2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu-chardev-spice package and not the qemu-chardev-spice package as distributed by SLES.
See How to fix? for SLES:15.3 relevant fixed versions and status.
A use-after-free vulnerability was found in the am53c974 SCSI host bus adapter emulation of QEMU in versions before 6.0.0 during the handling of the 'Information Transfer' command (CMD_TI). This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service or potential code execution with the privileges of the QEMU process.
References
- https://www.suse.com/security/cve/CVE-2020-35506.html
- https://bugzilla.suse.com/1180435
- http://www.openwall.com/lists/oss-security/2021/04/16/3
- https://www.openwall.com/lists/oss-security/2021/04/16/3
- https://bugzilla.redhat.com/show_bug.cgi?id=1909996
- https://security.netapp.com/advisory/ntap-20210713-0006/
- https://security.gentoo.org/glsa/202208-27