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CVE-2018-7173

Publication date 15 February 2018

Last updated 24 July 2024

Ubuntu priority

Negligible

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
ipe 24.04 LTS noble
Needs evaluation
23.10 mantic Ignored
23.04 lunar Ignored
22.10 kinetic Ignored
22.04 LTS jammy
Needs evaluation
21.10 impish Ignored
21.04 hirsute Ignored
20.10 groovy Ignored
20.04 LTS focal
Needs evaluation
19.10 eoan Ignored
19.04 disco Ignored
18.10 cosmic Ignored
18.04 LTS bionic
Needs evaluation
17.10 artful Ignored
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty Not in release
libextractor 24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish Ignored
21.04 hirsute Ignored
20.10 groovy Ignored
20.04 LTS focal
Not affected
19.10 eoan Ignored
19.04 disco Ignored
18.10 cosmic Ignored
18.04 LTS bionic
Not affected
17.10 artful Ignored
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
poppler 24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy
Not affected
20.04 LTS focal
Not affected
19.10 eoan
Not affected
19.04 disco
Not affected
18.10 cosmic
Not affected
18.04 LTS bionic
Not affected
17.10 artful
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
xpdf 24.04 LTS noble
Vulnerable
23.10 mantic Ignored
23.04 lunar Ignored
22.10 kinetic Ignored
22.04 LTS jammy
Vulnerable
21.10 impish Ignored
21.04 hirsute Ignored
20.10 groovy Not in release
20.04 LTS focal Not in release
19.10 eoan Ignored
19.04 disco Ignored
18.10 cosmic Ignored
18.04 LTS bionic
Vulnerable
17.10 artful Ignored
16.04 LTS xenial
Vulnerable
14.04 LTS trusty Not in release

Notes

jdstrand

xpdf in koffice is 2.0

mdeslaur

poppler has a symHeight > 0x40000000 test, looks unaffected

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
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