Description
libxslt, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libxslt | 1.1.29-1 | — |
| Debian 13 | libxslt | 1.1.29-1 | — |
| Debian 12 | libxslt | 1.1.29-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | libxslt | 1.1.28-2.1ubuntu0.1 | USN-3271-1 |
| Ubuntu 14.04 LTS | libxslt | 1.1.28-2ubuntu0.1 | USN-3271-1 |
Advisories 1
- USN-3271-1 libxslt vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
References
- https://support.apple.com/HT206567
- 90691 vdb-entry
- APPLE-SA-2016-05-16-4 vendor-advisory
- https://support.apple.com/HT206566
- APPLE-SA-2016-05-16-3 vendor-advisory
- https://support.apple.com/HT206564
- 1035890 vdb-entry
- APPLE-SA-2016-05-16-2 vendor-advisory
- https://support.apple.com/HT206568
- APPLE-SA-2016-05-16-1 vendor-advisory
- FEDORA-2019-320d5295fc vendor-advisory