ELSA-2024-2368: mod_http2 security update

ELSA-2024-2368, released May 2, 2024, fixes 2 CVEs in mod_http2 (version 0:2.0.26-1.el9). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.5

Base score, 0 to 10

Highest EPSS

0.6882

99th percentile

Priority of the 2 CVEs

Patch now 0
                                Urgent 0
                                High 2
                                Routine 0

Fixed package versions

Product	Release	Fixed in
mod_http2	ol 9	0:2.0.26-1.el9

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2023-43622	apache2: An attacker, opening a HTTP/2 connection with an initial window size of 0, was able to block handling of that connect...	7.5	0.6882	None reported
High	CVE-2023-45802	apache2: This update for apache2 fixes the following issues: - CVE-2023-45802: Fixed regression with previous fix (bsc#1233165).	7.5	0.0317	None reported

Also fixes CVE-2023-43622

ALSA-2024:2368
mod_http2 on almalinux 9
ALAS2023-2023-433
httpd, httpd-core, httpd-core-debuginfo and 17 more on amzn 2023
RHSA-2024:2368
mod_http2 on RHEL 9
DEBIAN-CVE-2023-43622
apache2 on Debian 12.15 (bookworm), Debian 13.5 (trixie), Debian 14

Vendor advisory

https://linux.oracle.com/errata/ELSA-2024-2368.html

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