CVE-2023-40403

Publication date 27 September 2023

Last updated 30 June 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.6, tvOS 17, iOS 16.7 and iPadOS 16.7, macOS Monterey 12.7, watchOS 10, iOS 17 and iPadOS 17, macOS Sonoma 14. Processing web content may disclose sensitive information.

Read the notes from the security team

Status

Package Ubuntu Release Status
libxslt 25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 1.1.34-4ubuntu0.22.04.4
20.04 LTS focal
Fixed 1.1.34-4ubuntu0.20.04.3+esm1
18.04 LTS bionic
Fixed 1.1.29-5ubuntu0.3+esm1
16.04 LTS xenial
Fixed 1.1.28-2.1ubuntu0.3+esm2
14.04 LTS trusty
Fixed 1.1.28-2ubuntu0.2+esm3

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Notes

john-breton

Impacts libxslt, not exclusive to Apple products.

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

References

Related Ubuntu Security Notices (USN)

Other references