CVE-2021-45944

Publication date 1 January 2022

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

Ghostscript GhostPDL 9.50 through 9.53.3 has a use-after-free in sampled_data_sample (called from sampled_data_continue and interp).

Status

Package Ubuntu Release Status
ghostscript 22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Fixed 9.53.3~dfsg-7ubuntu0.2
20.04 LTS focal
Fixed 9.50~dfsg-5ubuntu4.5
18.04 LTS bionic
Fixed 9.26~dfsg+0-0ubuntu0.18.04.15
16.04 LTS xenial
14.04 LTS trusty Ignored end of standard support

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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
ghostscript

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

References

Related Ubuntu Security Notices (USN)

    • USN-5224-1
    • Ghostscript vulnerabilities
    • 12 January 2022
    • USN-5224-2
    • Ghostscript vulnerabilities
    • 13 January 2022

Other references