CVEvulnerability
CVE-2020-35505
4.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-05-28
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.4 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-476
Description
A NULL pointer dereference flaw was found in the am53c974 SCSI host bus adapter emulation of QEMU in versions before 6.0.0. This issue occurs while handling the 'Information Transfer' command. 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.
Affected configurations
• qemu qemu (< 6.0.0)
• qemu qemu 6.0.0
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference 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=1909769 Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html Mailing List, 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, Patch, 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=1909769 Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html Mailing List, 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, Patch, Third Party Advisory