Integer overflow - CVE-2017-6312
Published: March 10, 2017 / Updated: August 4, 2020
Vulnerability identifier: #VU33460
CSH Severity: Low
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:Clear
CVE-ID: CVE-2017-6312
CWE-ID: CWE-190
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor:
Affected software:
Detailed vulnerability description
The vulnerability allows a local non-authenticated attacker to perform a denial of service (DoS) attack.
Integer overflow in io-ico.c in gdk-pixbuf allows context-dependent attackers to cause a denial of service (segmentation fault and application crash) via a crafted image entry offset in an ICO file, which triggers an out-of-bounds read, related to compiler optimizations.
How to mitigate CVE-2017-6312
Install update from vendor's website.
Sources
- http://mov.sx/2017/02/21/bug-hunting-gdk-pixbuf.html
- http://www.openwall.com/lists/oss-security/2017/02/21/4
- http://www.openwall.com/lists/oss-security/2017/02/26/1
- http://www.securityfocus.com/bid/96779
- https://bugzilla.gnome.org/show_bug.cgi?id=779012
- https://lists.debian.org/debian-lts-announce/2019/12/msg00025.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJF5ARFOX4BFUK6YCBKGAKBQYECO3AI2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VSAZ6UCKKXC5VOWXGWQHOX2ZBLLATIOT/
- https://security.gentoo.org/glsa/201709-08