Vulnerability CVE-2019-7310
Published: 2019-02-02   Modified: 2019-02-03

Description:
In Poppler 0.73.0, a heap-based buffer over-read (due to an integer signedness error in the XRef::getEntry function in XRef.cc) allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted PDF document, as demonstrated by pdftocairo.

Type:

CWE-125

 (Out-of-bounds Read)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Freedesktop -> Poppler 
Fedoraproject -> Fedora 
Debian -> Debian linux 
Canonical -> Ubuntu linux 

 References:
http://www.securityfocus.com/bid/106829
https://access.redhat.com/errata/RHSA-2019:2022
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12797
https://gitlab.freedesktop.org/poppler/poppler/issues/717
https://lists.debian.org/debian-lts-announce/2019/03/msg00008.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BI7NLDN2HUEU4ZW3D7XPHOAEGT2CKDRO/
https://usn.ubuntu.com/3886-1/
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