Loop with Unreachable Exit Condition ('Infinite Loop') Affecting qemu package, versions <2.0.0+dfsg-1
Snyk CVSS
Threat Intelligence
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-QEMU-427820
- published 27 Jun 2018
- disclosed 29 Sep 2022
Introduced: 27 Jun 2018
CVE-2014-0148 Open this link in a new tabHow to fix?
Upgrade Debian:unstable
qemu
to version 2.0.0+dfsg-1 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 Debian
.
See How to fix?
for Debian:unstable
relevant fixed versions and status.
Qemu before 2.0 block driver for Hyper-V VHDX Images is vulnerable to infinite loops and other potential issues when calculating BAT entries, due to missing bounds checks for block_size and logical_sector_size variables. These are used to derive other fields like 'sectors_per_block' etc. A user able to alter the Qemu disk image could ise this flaw to crash the Qemu instance resulting in DoS.
References
- https://security-tracker.debian.org/tracker/CVE-2014-0148
- http://git.qemu.org/?p=qemu.git;a=commit;h=1d7678dec4761acdc43439da6ceda41a703ba1a6
- https://bugzilla.redhat.com/show_bug.cgi?id=1078212
- http://rhn.redhat.com/errata/RHSA-2014-0421.html
- https://www.cve.org/CVERecord?id=CVE-2014-0148
- http://rhn.redhat.com/errata/RHSA-2014-0420.html
- https://lists.gnu.org/archive/html/qemu-devel/2014-03/msg04994.html
- http://www.openwall.com/lists/oss-security/2014/03/26/8
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1d7678dec4761acdc43439da6ceda41a703ba1a6