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highInvestigatingUbuntuvUbuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, Ubuntu 26.04 LTS

Apache HTTP Server Vulnerabilities Affecting Ubuntu Multiple Versions

  1. Investigating(current)
  2. Trending(upcoming)
  3. Workaround available(upcoming)
  4. Resolved(upcoming)

Executive summary

Vulnerabilities were discovered in the Apache HTTP Server affecting multiple Ubuntu LTS versions where incorrect handling of certain memory operations could allow an attacker to cause a denial of service.

No verified workaround yet

None of the linked reports describe a mitigation. Follow this incident to hear when one appears.

Official fix
Technical root cause

Apache HTTP Server did not correctly handle certain memory operations.

Evidence

1 report · 1 CVEShow
  1. [1]
    CVE First report
    USN-9016-1: Apache HTTP Server vulnerabilities(opens security advisory in a new tab)

    Zhang San, Ankit Prateek, Zhen Kong, SeungHyun Cho, Ryoma Nishioka, Keita Sode and Hyojae Lee discovered that Apache HTTP Server did not correctly handle certain memory operations. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. (CVE-2026-46729) It was discovered that Apache HTTP Server did not correctly handle certain…

    by Ubuntu Security 0upvotes 0comments

Timeline

  1. First report on security advisory

    USN-9016-1: Apache HTTP Server vulnerabilities

    Source