Out-of-bounds Read The advisory has been revoked - it doesn't affect any version of package qemu (opens in a new tab)
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-UBUNTU1404-QEMU-1619706
- published5 Dec 2020
- disclosed26 Nov 2020
Introduced: 26 Nov 2020
CVE-2020-29129 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:14.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Ubuntu.
ncsi.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-29129
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/45S5IHSWYITJKMRT23HCHJQDI674AMTQ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OPCOHDEONMHH6QPJZKRLLCNRGRYODG7X/
- https://lists.freedesktop.org/archives/slirp/2020-November/000115.html
- http://www.openwall.com/lists/oss-security/2020/11/27/1
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45S5IHSWYITJKMRT23HCHJQDI674AMTQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OPCOHDEONMHH6QPJZKRLLCNRGRYODG7X/