CVEvulnerability
CVE-2020-35506
6.7 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-05-28
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.7 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
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.
Affected configurations
• qemu qemu (< 6.0.0)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- http://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1909996 Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/202208-27 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210713-0006/ Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1909996 Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/202208-27 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210713-0006/ Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List, Third Party Advisory