Division by zero in Debian Linux and Fedora - CVE-2016-8691
Published: February 15, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU39649
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-8691
CWE-ID: CWE-369
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Debian
Fedoraproject
Fedoraproject
Affected software:
Debian Linux
Fedora
Debian Linux
Fedora
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to divide-by-zero error within The jpc_dec_process_siz function in libjasper/jpc/jpc_dec.c in JasPer before 1.900.4. A remote attacker can perform a denial of service (divide-by-zero error and application crash) via a crafted XRsiz value in a BMP image to the imginfo command.
How to mitigate CVE-2016-8691
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Sources
- http://www.debian.org/security/2017/dsa-3785
- http://www.openwall.com/lists/oss-security/2016/08/23/6
- http://www.openwall.com/lists/oss-security/2016/10/16/14
- http://www.securityfocus.com/bid/93593
- https://access.redhat.com/errata/RHSA-2017:1208
- https://blogs.gentoo.org/ago/2016/10/16/jasper-two-divide-by-zero-in-jpc_dec_process_siz-jpc_dec-c/
- https://bugzilla.redhat.com/show_bug.cgi?id=1385502
- https://github.com/mdadams/jasper/commit/d8c2604cd438c41ec72aff52c16ebd8183068020
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/THLEZURI4D24PRM7SMASC5I25IAWXXTM/