Vulnerability CVE-2017-14977
Published: 2017-10-01   Modified: 2017-10-02

Description:
The FoFiTrueType::getCFFBlock function in FoFiTrueType.cc in Poppler 0.59.0 has a NULL pointer dereference vulnerability due to lack of validation of a table pointer, which allows an attacker to launch a denial of service attack.

Type:

CWE-476

 (NULL Pointer Dereference)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Freedesktop -> Poppler 
Debian -> Debian linux 

 References:
https://bugs.freedesktop.org/show_bug.cgi?id=103045
https://lists.debian.org/debian-lts-announce/2017/11/msg00023.html
https://www.debian.org/security/2018/dsa-4079
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