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debianDebianDEBIAN:DLA-1562-2:78837
HistoryNov 29, 2018 - 11:18 a.m.

[SECURITY] [DLA 1562-2] poppler security update

2018-11-2911:18:48
lists.debian.org
63

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.019 Low

EPSS

Percentile

88.5%

Package : poppler
Version : 0.26.5-2+deb8u6
CVE ID : CVE-2018-16646

A regression issue has been resolved in the poppler PDF rendering
shared library introduced with version 0.26.5-2+deb8u5.

CVE-2018-16646

In Poppler 0.68.0, the Parser::getObj() function in Parser.cc may
cause infinite recursion via a crafted file. A remote attacker can
leverage this for a DoS attack.

The previous solution in Debian LTS fixed the above issue in XRef.cc,
the patches had been obtained from a merge request (#67) on upstream's
Git development platform. Unfortunately, this merge request was declined
by upstream and another merge request (#91) got applied instead. The
fix now directly occurs in the Parser.cc file.

This version of poppler now ships the changeset that got favorized by
the poppler upstream developers (MR #91) and drops the patches from
MR #67.

For Debian 8 "Jessie", this problem has been fixed in version
0.26.5-2+deb8u6.

We recommend that you upgrade your poppler packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

mike gabriel aka sunweaver (Debian Developer)
fon: +49 (1520) 1976 148

GnuPG Fingerprint: 9BFB AEE8 6C0A A5FF BF22 0782 9AF4 6B30 2577 1B31
mail: [email protected], http://sunweavers.net

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6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.019 Low

EPSS

Percentile

88.5%