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Ubuntu 24.04 LTS: Rust-Openssl Critical DoS Issues USN-7891-1

ubuntu
Calendar Grey November 26, 2025
Dist Ubuntu Esm H88
Critical issues in rust-openssl fixed in Ubuntu updates to prevent denial of service attacks.
Several security issues were fixed in rust-openssl.

Summary

Several security issues were fixed in rust-openssl.

Software Description:

- rust-openssl: OpenSSL bindings for Rust

Details:

Matt Mastracci discovered that rust-openssl was incorrectly handling server

lifetimes in certain functions. An attacker could possibly use this issue

to cause a denial of service or run arbitrary memory content to the client.

(CVE-2025-24898)

It was discovered that rust-openssl was incorrectly handling empty strings

when setting the host in certain functions. An attacker could possibly use

this issue to cause a denial of service. This issue only affected

Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-53159)

It was discovered that rust-openssl was incorrectly handling property

arguments in certain functions. An attacker could possibly use this

issue to cause a denial of service. This issue only affected

Ubuntu 24.04 LTS. (CVE-2025-3416)

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu patch rust-openssl

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 24.04 LTS
  librust-openssl-dev             0.10.57-1ubuntu0.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 22.04 LTS
  librust-openssl-dev             0.10.36-1ubuntu0.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 20.04 LTS
  librust-openssl-dev             0.10.23-1ubuntu0.1~esm1
                                  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-7891-1

CVE-2023-53159, CVE-2025-24898, CVE-2025-3416

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7891-1

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu patch rust-openssl

Package Information

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