CVE-2026-48913

Publication date 8 June 2026

Last updated 8 July 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.3 · High

Score breakdown

Description

Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted. This issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.

Status

Package Ubuntu Release Status
apache2 26.04 LTS resolute
Fixed 2.4.66-2ubuntu2.4
25.10 questing Ignored end of life, was needs-triage
24.04 LTS noble
Fixed 2.4.58-1ubuntu8.15
22.04 LTS jammy
Fixed 2.4.52-1ubuntu4.23
20.04 LTS focal
Vulnerable
18.04 LTS bionic Ignored changes too intrusive
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
apache2

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.3 · High

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References

Related Ubuntu Security Notices (USN)

    • USN-8516-1
    • Apache HTTP Server vulnerabilities
    • 8 July 2026

Other references

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