#VU67055 Integer overflow in Poppler - CVE-2022-38784
Published: September 7, 2022
Vulnerability identifier: #VU67055
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2022-38784
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Poppler
Poppler
Software vendor:
Freedesktop.org
Freedesktop.org
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow within the JBIG2 decoder in the JBIG2Stream::readTextRegionSeg() function in JBIGStream.cc. A remote attacker can pass a specially crafted PDF file or JBIG2 image to the application, trigger an integer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.
External links
- https://gist.github.com/zmanion/b2ed0d1a0cec163ecd07d5e3d9740dc6
- https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/1261/diffs?commit_id=27354e9d9696ee2bc063910a6c9a6b27c5184a52
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-38171
- http://www.openwall.com/lists/oss-security/2022/09/02/11
- https://www.debian.org/security/2022/dsa-5224