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CVE-2018-20545

Publication date 28 December 2018

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

There is an illegal WRITE memory access at common-image.c (function load_image) in libcaca 0.99.beta19 for 4bpp data.

Status

Package Ubuntu Release Status
libcaca 18.10 cosmic
Fixed 0.99.beta19-2ubuntu0.18.10.1
18.04 LTS bionic
Fixed 0.99.beta19-2ubuntu0.18.04.1
16.04 LTS xenial
Fixed 0.99.beta19-2ubuntu0.16.04.1
14.04 LTS trusty
Fixed 0.99.beta18-1ubuntu5.1

Patch details

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

Package Patch details
libcaca

Severity score breakdown

Parameter Value
Base score 8.8 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3860-1
    • libcaca vulnerabilities
    • 15 January 2019
    • USN-3860-2
    • libcaca vulnerabilities
    • 15 January 2019

Other references