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CVE-2020-13114

Publication date 21 May 2020

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

An issue was discovered in libexif before 0.6.22. An unrestricted size in handling Canon EXIF MakerNote data could lead to consumption of large amounts of compute time for decoding EXIF data.

Status

Package Ubuntu Release Status
libexif 20.04 LTS focal
Fixed 0.6.21-6ubuntu0.3
19.10 eoan
Fixed 0.6.21-5.1ubuntu0.5
18.04 LTS bionic
Fixed 0.6.21-4ubuntu0.5
16.04 LTS xenial
Fixed 0.6.21-2ubuntu0.5
14.04 LTS trusty

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
libexif

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references