Integer Overflow or Wraparound Affecting qemu package, versions <1:2.11+dfsg-1ubuntu7.8
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Test your applications- Snyk ID SNYK-UBUNTU1804-QEMU-426895
- published 9 Oct 2018
- disclosed 16 Oct 2018
Introduced: 9 Oct 2018
CVE-2018-10839 Open this link in a new tabHow to fix?
Upgrade Ubuntu:18.04 qemu to version 1:2.11+dfsg-1ubuntu7.8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Ubuntu.
See How to fix? for Ubuntu:18.04 relevant fixed versions and status.
Qemu emulator <= 3.0.0 built with the NE2000 NIC emulation support is vulnerable to an integer overflow, which could lead to buffer overflow issue. It could occur when receiving packets over the network. A user inside guest could use this flaw to crash the Qemu process resulting in DoS.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-10839
- https://www.debian.org/security/2018/dsa-4338
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
- https://security-tracker.debian.org/tracker/CVE-2018-10839
- https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03273.html
- https://www.openwall.com/lists/oss-security/2018/10/08/1
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10839
- https://access.redhat.com/errata/RHSA-2019:2892
- https://usn.ubuntu.com/3826-1/
- https://access.redhat.com/security/cve/CVE-2018-10839
- https://bugzilla.redhat.com/show_bug.cgi?id=1581013