Heap-based Buffer Overflow Affecting virt:rhel/nbdkit-basic-plugins package, versions <0:1.4.2-5.module+el8.0.0+4084+cceb9f44
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-RHEL8-VIRT-6031171
- published26 Jul 2021
- disclosed28 Jul 2019
Introduced: 28 Jul 2019
CVE-2019-14378 (opens in a new tab)How to fix?
Upgrade RHEL:8 virt:rhel/nbdkit-basic-plugins to version 0:1.4.2-5.module+el8.0.0+4084+cceb9f44 or higher.
This issue was patched in RHBA-2019:2715.
NVD Description
Note: Versions mentioned in the description apply only to the upstream virt:rhel/nbdkit-basic-plugins package and not the virt:rhel/nbdkit-basic-plugins package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
ip_reass in ip_input.c in libslirp 4.0.0 has a heap-based buffer overflow via a large packet because it mishandles a case involving the first fragment.
References
- https://seclists.org/bugtraq/2019/Aug/41
- https://seclists.org/bugtraq/2019/Sep/3
- https://support.f5.com/csp/article/K25423748
- https://support.f5.com/csp/article/K25423748?utm_source=f5support&utm_medium=RSS
- https://access.redhat.com/security/cve/CVE-2019-14378
- https://www.debian.org/security/2019/dsa-4506
- https://www.debian.org/security/2019/dsa-4512
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UPLHB2AN663OXAWUQURF7J2X5LHD4VD3/
- http://packetstormsecurity.com/files/154269/QEMU-Denial-Of-Service.html
- https://blog.bi0s.in/2019/08/24/Pwn/VM-Escape/2019-07-29-qemu-vm-escape-cve-2019-14378/
- https://gitlab.freedesktop.org/slirp/libslirp/commit/126c04acbabd7ad32c2b018fe10dfac2a3bc1210
- https://news.ycombinator.com/item?id=20799010
- https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
- http://www.openwall.com/lists/oss-security/2019/08/01/2
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00034.html
- https://usn.ubuntu.com/4191-1/
- https://usn.ubuntu.com/4191-2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UPLHB2AN663OXAWUQURF7J2X5LHD4VD3/
- https://support.f5.com/csp/article/K25423748?utm_source=f5support&%3Butm_medium=RSS