Security update for apache2

Announcement ID:	SUSE-SU-2025:02683-1
Release Date:	2025-08-04T15:07:00Z
Rating:	important
References:	bsc#1246169 bsc#1246302 bsc#1246303 bsc#1246305 bsc#1246306 bsc#1246307 bsc#1246477
Cross-References:	CVE-2024-42516 CVE-2024-43204 CVE-2024-47252 CVE-2025-23048 CVE-2025-49630 CVE-2025-49812 CVE-2025-53020
CVSS scores:	CVE-2024-42516 ( SUSE ): 6.3 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N CVE-2024-42516 ( SUSE ): 4.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N CVE-2024-42516 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVE-2024-43204 ( SUSE ): 6.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N CVE-2024-43204 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVE-2024-43204 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVE-2024-47252 ( SUSE ): 6.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N CVE-2024-47252 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVE-2024-47252 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2025-23048 ( SUSE ): 7.7 CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CVE-2025-23048 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-23048 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N CVE-2025-49630 ( SUSE ): 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2025-49630 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2025-49630 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2025-49812 ( SUSE ): 8.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N CVE-2025-49812 ( SUSE ): 7.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L CVE-2025-49812 ( NVD ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N CVE-2025-53020 ( SUSE ): 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2025-53020 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2025-53020 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:	SUSE Enterprise Storage 7.1 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server 15 SP3 LTSS SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves seven vulnerabilities can now be installed.

Description:

This update for apache2 fixes the following issues:

• CVE-2024-42516: Fixed HTTP response splitting. (bsc#1246477)
• CVE-2024-43204: Fixed a SSRF when mod_proxy is loaded that allows an attacker to send outbound proxy requests to a URL controlled by them. (bsc#1246305)
• CVE-2024-47252: Fixed insufficient escaping of user-supplied data in mod_ssl allows an untrusted SSL/TLS client to insert escape characters into log file. (bsc#1246303)
• CVE-2025-23048: Fixed access control bypass by trusted clients through TLS 1.3 session resumption in some mod_ssl configurations. (bsc#1246302)
• CVE-2025-49630: Fixed denial of service can be triggered by untrusted clients causing an assertion in mod_proxy_http2. (bsc#1246307)
• CVE-2025-49812: Fixed Opossum Attack Application Layer Desynchronization using Opportunistic TLS. (bsc#1246169)
• CVE-2025-53020: Fixed HTTP/2 denial of service due to late release of memory after effective lifetime. (bsc#1246306)

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

• SUSE Linux Enterprise High Performance Computing LTSS 15 SP3
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2025-2683=1
• SUSE Linux Enterprise Server 15 SP3 LTSS
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2025-2683=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP3
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2025-2683=1
• SUSE Enterprise Storage 7.1
  zypper in -t patch SUSE-Storage-7.1-2025-2683=1

Package List:

• SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (aarch64 x86_64)
  • apache2-worker-2.4.51-150200.3.82.1
  • apache2-debugsource-2.4.51-150200.3.82.1
  • apache2-prefork-debuginfo-2.4.51-150200.3.82.1
  • apache2-debuginfo-2.4.51-150200.3.82.1
  • apache2-utils-debuginfo-2.4.51-150200.3.82.1
  • apache2-devel-2.4.51-150200.3.82.1
  • apache2-utils-2.4.51-150200.3.82.1
  • apache2-2.4.51-150200.3.82.1
  • apache2-worker-debuginfo-2.4.51-150200.3.82.1
  • apache2-prefork-2.4.51-150200.3.82.1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (noarch)
  • apache2-doc-2.4.51-150200.3.82.1
• SUSE Linux Enterprise Server 15 SP3 LTSS (aarch64 ppc64le s390x x86_64)
  • apache2-worker-2.4.51-150200.3.82.1
  • apache2-debugsource-2.4.51-150200.3.82.1
  • apache2-prefork-debuginfo-2.4.51-150200.3.82.1
  • apache2-debuginfo-2.4.51-150200.3.82.1
  • apache2-utils-debuginfo-2.4.51-150200.3.82.1
  • apache2-devel-2.4.51-150200.3.82.1
  • apache2-utils-2.4.51-150200.3.82.1
  • apache2-2.4.51-150200.3.82.1
  • apache2-worker-debuginfo-2.4.51-150200.3.82.1
  • apache2-prefork-2.4.51-150200.3.82.1
• SUSE Linux Enterprise Server 15 SP3 LTSS (noarch)
  • apache2-doc-2.4.51-150200.3.82.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP3 (ppc64le x86_64)
  • apache2-worker-2.4.51-150200.3.82.1
  • apache2-debugsource-2.4.51-150200.3.82.1
  • apache2-prefork-debuginfo-2.4.51-150200.3.82.1
  • apache2-debuginfo-2.4.51-150200.3.82.1
  • apache2-utils-debuginfo-2.4.51-150200.3.82.1
  • apache2-devel-2.4.51-150200.3.82.1
  • apache2-utils-2.4.51-150200.3.82.1
  • apache2-2.4.51-150200.3.82.1
  • apache2-worker-debuginfo-2.4.51-150200.3.82.1
  • apache2-prefork-2.4.51-150200.3.82.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP3 (noarch)
  • apache2-doc-2.4.51-150200.3.82.1
• SUSE Enterprise Storage 7.1 (aarch64 x86_64)
  • apache2-worker-2.4.51-150200.3.82.1
  • apache2-debugsource-2.4.51-150200.3.82.1
  • apache2-prefork-debuginfo-2.4.51-150200.3.82.1
  • apache2-debuginfo-2.4.51-150200.3.82.1
  • apache2-utils-debuginfo-2.4.51-150200.3.82.1
  • apache2-devel-2.4.51-150200.3.82.1
  • apache2-utils-2.4.51-150200.3.82.1
  • apache2-2.4.51-150200.3.82.1
  • apache2-worker-debuginfo-2.4.51-150200.3.82.1
  • apache2-prefork-2.4.51-150200.3.82.1
• SUSE Enterprise Storage 7.1 (noarch)
  • apache2-doc-2.4.51-150200.3.82.1

References:

• https://www.suse.com/security/cve/CVE-2024-42516.html
• https://www.suse.com/security/cve/CVE-2024-43204.html
• https://www.suse.com/security/cve/CVE-2024-47252.html
• https://www.suse.com/security/cve/CVE-2025-23048.html
• https://www.suse.com/security/cve/CVE-2025-49630.html
• https://www.suse.com/security/cve/CVE-2025-49812.html
• https://www.suse.com/security/cve/CVE-2025-53020.html
• https://bugzilla.suse.com/show_bug.cgi?id=1246169
• https://bugzilla.suse.com/show_bug.cgi?id=1246302
• https://bugzilla.suse.com/show_bug.cgi?id=1246303
• https://bugzilla.suse.com/show_bug.cgi?id=1246305
• https://bugzilla.suse.com/show_bug.cgi?id=1246306
• https://bugzilla.suse.com/show_bug.cgi?id=1246307
• https://bugzilla.suse.com/show_bug.cgi?id=1246477