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AlmaLinux 9 : mod_http2 (ALSA-2025:14983)

high Nessus Plugin ID 260700

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Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 9 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2025:14983 advisory.

 * httpd: mod_proxy_http2: untrusted input from a client causes an assertion to fail in the Apache mod_proxy_http2 module (CVE-2025-49630)

Tenable has extracted the preceding description block directly from the AlmaLinux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected mod_http2 package.

See Also

https://errata.almalinux.org/9/ALSA-2025-14983.html

https://access.redhat.com/errata/RHSA-2025:14983

Plugin Details

Severity: High

ID: 260700

File Name: alma_linux_ALSA-2025-14983.nasl

Version: 1.1

Type: local

Published: 9/3/2025

Updated: 9/3/2025

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2025-49630

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:alma:linux:9::sap, cpe:/o:alma:linux:9::supplementary, cpe:/o:alma:linux:9::baseos, cpe:/o:alma:linux:9::highavailability, p-cpe:/a:alma:linux:mod_http2, cpe:/o:alma:linux:9::appstream, cpe:/o:alma:linux:9::realtime, cpe:/o:alma:linux:9, cpe:/o:alma:linux:9::sap_hana, cpe:/o:alma:linux:9::resilientstorage, cpe:/o:alma:linux:9::nfv, cpe:/o:alma:linux:9::crb

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/AlmaLinux/release, Host/AlmaLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 9/2/2025

Vulnerability Publication Date: 7/8/2025

Reference Information

CVE: CVE-2025-49630

CWE: 617

RHSA: 2025:14983