Out-of-bounds read in Debian Linux - CVE-2016-3993
Published: May 13, 2016 / Updated: August 9, 2020
Vulnerability identifier: #VU40290
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-3993
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to perform denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the the __imlib_MergeUpdate function function in lib/updates.c file. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and crash the affected application.
Affected software
Debian Linux
Fedora
imlib2
Fedora
imlib2
How to mitigate CVE-2016-3993
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
imlib2 - addressed in versions 1.4.9-1.fc22, 1.4.9-1.fc23, 1.4.9-1.fc24, 1.4.9-8.el7
External References
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00076.html
- http://www.debian.org/security/2016/dsa-3555
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=819818
- https://git.enlightenment.org/legacy/imlib2.git/commit/?id=ce94edca1ccfbe314cb7cd9453433fad404ec7ef
- https://sourceforge.net/p/enlightenment/mailman/message/35055012/