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CVE-2019-13117

Publication date 1 July 2019

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

5.3 · Medium

Score breakdown

In numbers.c in libxslt 1.1.33, an xsl:number with certain format strings could lead to a uninitialized read in xsltNumberFormatInsertNumbers. This could allow an attacker to discern whether a byte on the stack contains the characters A, a, I, i, or 0, or any other character.

Status

Package Ubuntu Release Status
libxslt 19.10 eoan
Not affected
19.04 disco
Fixed 1.1.32-2ubuntu0.2
18.10 cosmic Ignored end of life
18.04 LTS bionic
Fixed 1.1.29-5ubuntu0.2
16.04 LTS xenial
Fixed 1.1.28-2.1ubuntu0.3
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
libxslt

Severity score breakdown

Parameter Value
Base score 5.3 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

Related Ubuntu Security Notices (USN)

    • USN-4164-1
    • Libxslt vulnerabilities
    • 22 October 2019

Other references