Packages
- xz-utils - XZ-format compression utilities
Details
It was discovered that XZ Utils incorrectly handled certain memory
allocation failures when reinitializing decoders for specific compressed
file formats. An attacker could possibly use this issue to trigger an
invalid memory write, resulting in a denial of service or arbitrary code
execution.
It was discovered that XZ Utils incorrectly handled certain memory
allocation failures when reinitializing decoders for specific compressed
file formats. An attacker could possibly use this issue to trigger an
invalid memory write, resulting in a denial of service or arbitrary code
execution.
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 26.10 stonking | liblzma5 – 5.8.3-1ubuntu1 | ||
| xz-utils – 5.8.3-1ubuntu1 | |||
| xzdec – 5.8.3-1ubuntu1 | |||
| 26.04 LTS resolute | liblzma5 – 5.8.3-1ubuntu0.1 | ||
| xz-utils – 5.8.3-1ubuntu0.1 | |||
| xzdec – 5.8.3-1ubuntu0.1 | |||
| 24.04 LTS noble | liblzma5 – 5.6.1+really5.4.5-1ubuntu0.4 | ||
| xz-utils – 5.6.1+really5.4.5-1ubuntu0.4 | |||
| xzdec – 5.6.1+really5.4.5-1ubuntu0.4 | |||
| 22.04 LTS jammy | liblzma5 – 5.2.5-2ubuntu1.2 | ||
| xz-utils – 5.2.5-2ubuntu1.2 | |||
| xzdec – 5.2.5-2ubuntu1.2 | |||
| 20.04 LTS focal | liblzma5 – 5.2.4-1ubuntu1.1+esm2 | ||
| xz-utils – 5.2.4-1ubuntu1.1+esm2 | |||
| xzdec – 5.2.4-1ubuntu1.1+esm2 | |||
| 18.04 LTS bionic | liblzma5 – 5.2.2-1.3ubuntu0.1+esm2 | ||
| xz-utils – 5.2.2-1.3ubuntu0.1+esm2 | |||
| xzdec – 5.2.2-1.3ubuntu0.1+esm2 | |||
| 16.04 LTS xenial | liblzma5 – 5.1.1alpha+20120614-2ubuntu2.16.04.1+esm3 | ||
| xz-utils – 5.1.1alpha+20120614-2ubuntu2.16.04.1+esm3 | |||
| xzdec – 5.1.1alpha+20120614-2ubuntu2.16.04.1+esm3 | |||
| 14.04 LTS trusty | liblzma5 – 5.1.1alpha+20120614-2ubuntu2.14.04.1+esm3 | ||
| xz-utils – 5.1.1alpha+20120614-2ubuntu2.14.04.1+esm3 | |||
| xzdec – 5.1.1alpha+20120614-2ubuntu2.14.04.1+esm3 | |||
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