CVE-2023-26769

Publication date 16 March 2023

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

Buffer Overflow vulnerability found in Liblouis Lou_Trace v.3.24.0 allows a remote attacker to cause a denial of service via the resolveSubtable function at compileTranslationTabel.c.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
liblouis	23.04 lunar	Fixed 3.24.0-1ubuntu0.1
	22.10 kinetic	Fixed 3.22.0-2ubuntu0.1
	22.04 LTS jammy	Fixed 3.20.0-2ubuntu0.2
	20.04 LTS focal	Fixed 3.12.0-3ubuntu0.2
	18.04 LTS bionic	Fixed 3.5.0-1ubuntu0.5
	16.04 LTS xenial	Fixed 2.6.4-2ubuntu0.4+esm1 Ubuntu Pro
	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
liblouis	Upstream: https://github.com/liblouis/liblouis/pull/1300/commits/9f6cec9b63c1d9396fcc32fed77267a2815b648f Upstream: https://github.com/liblouis/liblouis/pull/1300/commits/6f39e88745e8ec602ccc46042c305a6188f28b0a Upstream: https://github.com/liblouis/liblouis/pull/1300/commits/d45430431f8c75941f863328eb3f7fc09f902b2e

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

CVE-2023-26769

Cvss 3 Severity Score

Status

Get expanded security coverage with Ubuntu Pro

Patch details

Severity score breakdown

References

Related Ubuntu Security Notices (USN)

Other references