Packages
- libtasn1-6 - Library to manage ASN.1 structures
Details
It was discovered that Libtasn1 incorrectly handled decoding ASN.1 content.
An attacker could possibly use this issue to cause Libtasn1 to crash,
resulting in a denial of service. (CVE-2025-13151)
It was discovered that Libtasn1 incorrectly handled encoding ASN.1 content.
An attacker could possibly use this issue to cause Libtasn1 to crash,
resulting in a denial of service. This issue only affected Ubuntu 22.04
LTS. (CVE-2021-46848)
It was discovered that Libtasn1 incorrectly handled decoding ASN.1 content.
An attacker could possibly use this issue to cause Libtasn1 to crash,
resulting in a denial of service. (CVE-2025-13151)
It was discovered that Libtasn1 incorrectly handled encoding ASN.1 content.
An attacker could possibly use this issue to cause Libtasn1 to crash,
resulting in a denial of service. This issue only affected Ubuntu 22.04
LTS. (CVE-2021-46848)
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 | ||
|---|---|---|---|
| 25.10 questing | libtasn1-6 – 4.20.0-2ubuntu0.25.10.1 | ||
| 25.04 plucky | libtasn1-6 – 4.20.0-2ubuntu0.25.04.1 | ||
| 24.04 LTS noble | libtasn1-6 – 4.19.0-3ubuntu0.24.04.2 | ||
| 22.04 LTS jammy | libtasn1-6 – 4.18.0-4ubuntu0.2 | ||
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