Vulnerability Details CVE-2019-12493
A stack-based buffer over-read exists in PostScriptFunction::transform in Function.cc in Xpdf 4.01.01 because GfxSeparationColorSpace and GfxDeviceNColorSpace mishandle tint transform functions. It can, for example, be triggered by sending a crafted PDF document to the pdftops tool. It might allow an attacker to cause Denial of Service or leak memory data.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 52.9%
CVSS Severity
CVSS v3 Score 7.1
CVSS v2 Score 5.8
References
- https://forum.xpdfreader.com/viewtopic.php?f=3&t=41806
- https://lists.debian.org/debian-lts-announce/2019/09/msg00033.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DJJD7X3ES7ZHJUY2R3DAVCJPV23R64VK/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FWEWFUVITPA3Y6F4A5SJSROKYT7PRH7Q/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNIJWRYTCLGV35WGIHYTMMOPEEOOTIPT/
- https://forum.xpdfreader.com/viewtopic.php?f=3&t=41806
- https://lists.debian.org/debian-lts-announce/2019/09/msg00033.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DJJD7X3ES7ZHJUY2R3DAVCJPV23R64VK/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FWEWFUVITPA3Y6F4A5SJSROKYT7PRH7Q/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNIJWRYTCLGV35WGIHYTMMOPEEOOTIPT/
Products affected by CVE-2019-12493
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cpe:2.3:a:glyphandcog:xpdfreader:4.01.01