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CVE-2018-7173

Published: 15 February 2018

A large loop in JBIG2Stream::readSymbolDictSeg in xpdf 4.00 allows an attacker to cause denial of service via a specific file due to inappropriate decoding.

Notes

AuthorNote
jdstrand
xpdf in koffice is 2.0
mdeslaur
poppler has a symHeight > 0x40000000 test, looks unaffected

Priority

Negligible

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
ipe
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Needs triage

cosmic Ignored
(end of life)
disco Ignored
(end of life)
eoan Ignored
(end of life)
focal Needs triage

groovy Ignored
(end of life)
hirsute Ignored
(end of life)
impish Ignored
(end of life)
jammy Needs triage

kinetic Ignored
(end of life, was needs-triage)
lunar Ignored
(end of life, was needs-triage)
mantic Needs triage

trusty Does not exist
(trusty was needs-triage)
upstream Needs triage

xenial Needs triage

libextractor
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Not vulnerable
(does not use xpdf anymore)
cosmic Ignored
(end of life)
disco Ignored
(end of life)
eoan Ignored
(end of life)
focal Not vulnerable
(does not use xpdf anymore)
groovy Ignored
(end of life)
hirsute Ignored
(end of life)
impish Ignored
(end of life)
jammy Not vulnerable
(does not use xpdf anymore)
kinetic Not vulnerable
(does not use xpdf anymore)
lunar Not vulnerable
(does not use xpdf anymore)
mantic Not vulnerable
(does not use xpdf anymore)
trusty Not vulnerable
(does not use xpdf anymore)
upstream Needs triage

xenial Not vulnerable
(does not use xpdf anymore)
poppler
Launchpad, Ubuntu, Debian
artful Not vulnerable
(0.57.0-2ubuntu4.2)
bionic Not vulnerable
(0.62.0-1ubuntu1)
cosmic Not vulnerable
(0.62.0-1ubuntu1)
disco Not vulnerable
(0.62.0-1ubuntu1)
eoan Not vulnerable
(0.62.0-1ubuntu1)
focal Not vulnerable
(0.62.0-1ubuntu1)
groovy Not vulnerable
(0.62.0-1ubuntu1)
hirsute Not vulnerable
(0.62.0-1ubuntu1)
impish Not vulnerable
(0.62.0-1ubuntu1)
jammy Not vulnerable
(0.62.0-1ubuntu1)
kinetic Not vulnerable
(0.62.0-1ubuntu1)
lunar Not vulnerable
(0.62.0-1ubuntu1)
mantic Not vulnerable
(0.62.0-1ubuntu1)
trusty Does not exist
(trusty was not-affected [0.24.5-2ubuntu4.9])
upstream Needs triage

xenial Not vulnerable
(0.41.0-0ubuntu1.6)
xpdf
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Needed

cosmic Ignored
(end of life)
disco Ignored
(end of life)
eoan Ignored
(end of life)
focal Does not exist

groovy Does not exist

hirsute Ignored
(end of life)
impish Ignored
(end of life)
jammy Needed

kinetic Ignored
(end of life, was needed)
lunar Ignored
(end of life, was needed)
mantic Needed

trusty Does not exist
(trusty was needs-triage)
upstream Deferred

xenial Needed

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H