CVE-2019-13118

Publication date 1 July 2019

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

In numbers.c in libxslt 1.1.33, a type holding grouping characters of an xsl:number instruction was too narrow and an invalid character/length combination could be passed to xsltNumberFormatDecimal, leading to a read of uninitialized stack data.

Status

Show unmaintained releases

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	Fixed 1.1.28-2ubuntu0.2+esm1

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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	Upstream: 6ce8de6

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