Out-of-bounds read in Poppler - CVE-2019-9631
Published: August 1, 2019
Vulnerability identifier: #VU19601
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-9631
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Freedesktop.org
Affected software:
Poppler
Poppler
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to heap-based buffer over-read in the CairoRescaleBox.cc downsample_row_box_filter function. A remote attacker can perform a denial of service attack.
How to mitigate CVE-2019-9631
Install update from vendor's website.
Sources
- https://gitlab.freedesktop.org/poppler/poppler/issues/736
- https://lists.debian.org/debian-lts-announce/2019/04/msg00011.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6OSCOYM3AMFFBJWSBWY6VJVLNE5JD7YS/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQ6RABASMSIMMWMDZTP6ZWUWZPTBSVB5/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZWP5XSUG6GNRI75NYKF53KIB2CZY6QQ6/
- https://usn.ubuntu.com/4042-1/