Out-of-bounds Write Affecting qemu-kvm package, versions <10:1.5.3-126.el7_3.9
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-QEMUKVM-2081365
- published26 Jul 2021
- disclosed15 Mar 2017
Introduced: 15 Mar 2017
CVE-2017-7980 (opens in a new tab)How to fix?
Upgrade Centos:7 qemu-kvm to version 10:1.5.3-126.el7_3.9 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu-kvm package and not the qemu-kvm package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.
References
- http://www.securityfocus.com/bid/102129
- http://www.securityfocus.com/bid/97955
- https://bugzilla.redhat.com/show_bug.cgi?id=1430056
- https://support.citrix.com/article/CTX230138
- https://access.redhat.com/security/cve/CVE-2017-7980
- https://security.gentoo.org/glsa/201706-03
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- http://www.openwall.com/lists/oss-security/2017/04/21/1
- https://access.redhat.com/errata/RHSA-2017:1430
- http://ubuntu.com/usn/usn-3289-1