SUSE-SU-2026:2717-1: important: Security update for apache2
SLE-UPDATES
null at suse.de
Wed Jul 1 12:30:30 UTC 2026
# Security update for apache2
Announcement ID: SUSE-SU-2026:2717-1
Release Date: 2026-07-01T08:05:44Z
Rating: important
References:
* bsc#1267503
* bsc#1267955
* bsc#1267956
* bsc#1267962
* bsc#1267963
* bsc#1267965
* bsc#1267969
* bsc#1267970
* bsc#1267971
* bsc#1267972
* bsc#1267976
* bsc#1267977
* bsc#1267978
Cross-References:
* CVE-2026-29167
* CVE-2026-29170
* CVE-2026-34355
* CVE-2026-34356
* CVE-2026-42535
* CVE-2026-42536
* CVE-2026-43951
* CVE-2026-44119
* CVE-2026-44185
* CVE-2026-44186
* CVE-2026-44631
* CVE-2026-48913
* CVE-2026-49975
CVSS scores:
* CVE-2026-29167 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
* CVE-2026-29167 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-29170 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
* CVE-2026-29170 ( NVD ): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
* CVE-2026-34355 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
* CVE-2026-34355 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-34355 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-34356 ( SUSE ): 5.9
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-34356 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-34356 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-42535 ( SUSE ): 7.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2026-42535 ( SUSE ): 5.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H
* CVE-2026-42535 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
* CVE-2026-42536 ( SUSE ): 5.1
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
* CVE-2026-42536 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-42536 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-42536 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-43951 ( SUSE ): 6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N
* CVE-2026-43951 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
* CVE-2026-43951 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
* CVE-2026-44119 ( SUSE ): 7.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
* CVE-2026-44119 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
* CVE-2026-44119 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
* CVE-2026-44185 ( SUSE ): 6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N
* CVE-2026-44185 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
* CVE-2026-44185 ( NVD ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
* CVE-2026-44185 ( NVD ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
* CVE-2026-44186 ( SUSE ): 7.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-44186 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
* CVE-2026-44186 ( NVD ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
* CVE-2026-44631 ( SUSE ): 5.9
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-44631 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H
* CVE-2026-44631 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-48913 ( SUSE ): 8.2
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-48913 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-48913 ( NVD ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
* CVE-2026-49975 ( SUSE ): 9.2
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
* CVE-2026-49975 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-49975 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-49975 ( 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 Linux Enterprise High Performance Computing 12 SP5
* SUSE Linux Enterprise Server 12 SP5
* SUSE Linux Enterprise Server 12 SP5 LTSS
* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
* SUSE Linux Enterprise Server for SAP Applications 12 SP5
An update that solves 13 vulnerabilities can now be installed.
## Description:
This update for apache2 fixes the following issues
* CVE-2026-29167: mod_ldap per-dir use-after-free (bsc#1267976).
* CVE-2026-29170: mod_proxy_ftp XSS (bsc#1267977).
* CVE-2026-34355: mod_proxy_html buffer overflow (bsc#1267978).
* CVE-2026-34356: malicious backend servers can lead to a heap-based buffer
overflow (bsc#1267955).
* CVE-2026-42535: malicious path manipulation can lead to child process
crashes (bsc#1267956).
* CVE-2026-42536: processing untrusted content can lead to a heap-based buffer
overflow (bsc#1267962).
* CVE-2026-43951: out-of-bound read in `merge_response_headers` can cause
crash (bsc#1267963).
* CVE-2026-44119: improper privilege management can lead to an unauthorized
read (bsc#1267965).
* CVE-2026-44185: Stack Buffer Over-Read in mod_ssl OCSP `send_request`
(bsc#1267969).
* CVE-2026-44186: responses from an attacker-controlled FTP backend can lead
to resource exhaustion and a denial of service (bsc#1267970).
* CVE-2026-44631: crafted regular expression can lead to a buffer underwrite
(bsc#1267971).
* CVE-2026-48913: file handle exhaustion during request processing in
mod_http2 can lead to a use-after-free (bsc#1267972).
* CVE-2026-49975: Fix cookie header accounting against LimitRequestFields
(bsc#1267503).
## 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 Server 12 SP5 LTSS
zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-2717=1
* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-2717=1
## Package List:
* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
* apache2-tls13-devel-2.4.66-35.81.1
* apache2-worker-2.4.66-35.81.1
* apache2-devel-2.4.66-35.81.1
* apache2-tls13-debugsource-2.4.66-35.81.1
* apache2-tls13-example-pages-2.4.66-35.81.1
* apache2-tls13-worker-debuginfo-2.4.66-35.81.1
* apache2-debugsource-2.4.66-35.81.1
* apache2-example-pages-2.4.66-35.81.1
* apache2-tls13-debuginfo-2.4.66-35.81.1
* apache2-worker-debuginfo-2.4.66-35.81.1
* apache2-tls13-utils-2.4.66-35.81.1
* apache2-tls13-prefork-2.4.66-35.81.1
* apache2-tls13-worker-2.4.66-35.81.1
* apache2-utils-debuginfo-2.4.66-35.81.1
* apache2-tls13-2.4.66-35.81.1
* apache2-utils-2.4.66-35.81.1
* apache2-prefork-2.4.66-35.81.1
* apache2-tls13-utils-debuginfo-2.4.66-35.81.1
* apache2-debuginfo-2.4.66-35.81.1
* apache2-tls13-prefork-debuginfo-2.4.66-35.81.1
* apache2-2.4.66-35.81.1
* apache2-prefork-debuginfo-2.4.66-35.81.1
* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
* apache2-tls13-doc-2.4.66-35.81.1
* apache2-doc-2.4.66-35.81.1
* SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
* apache2-tls13-devel-2.4.66-35.81.1
* apache2-devel-2.4.66-35.81.1
* apache2-worker-2.4.66-35.81.1
* apache2-tls13-debugsource-2.4.66-35.81.1
* apache2-tls13-example-pages-2.4.66-35.81.1
* apache2-tls13-worker-debuginfo-2.4.66-35.81.1
* apache2-debugsource-2.4.66-35.81.1
* apache2-example-pages-2.4.66-35.81.1
* apache2-prefork-debuginfo-2.4.66-35.81.1
* apache2-tls13-debuginfo-2.4.66-35.81.1
* apache2-worker-debuginfo-2.4.66-35.81.1
* apache2-tls13-utils-2.4.66-35.81.1
* apache2-tls13-prefork-2.4.66-35.81.1
* apache2-tls13-worker-2.4.66-35.81.1
* apache2-utils-debuginfo-2.4.66-35.81.1
* apache2-tls13-2.4.66-35.81.1
* apache2-prefork-2.4.66-35.81.1
* apache2-tls13-utils-debuginfo-2.4.66-35.81.1
* apache2-debuginfo-2.4.66-35.81.1
* apache2-tls13-prefork-debuginfo-2.4.66-35.81.1
* apache2-2.4.66-35.81.1
* apache2-utils-2.4.66-35.81.1
* SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
* apache2-tls13-doc-2.4.66-35.81.1
* apache2-doc-2.4.66-35.81.1
## References:
* https://www.suse.com/security/cve/CVE-2026-29167.html
* https://www.suse.com/security/cve/CVE-2026-29170.html
* https://www.suse.com/security/cve/CVE-2026-34355.html
* https://www.suse.com/security/cve/CVE-2026-34356.html
* https://www.suse.com/security/cve/CVE-2026-42535.html
* https://www.suse.com/security/cve/CVE-2026-42536.html
* https://www.suse.com/security/cve/CVE-2026-43951.html
* https://www.suse.com/security/cve/CVE-2026-44119.html
* https://www.suse.com/security/cve/CVE-2026-44185.html
* https://www.suse.com/security/cve/CVE-2026-44186.html
* https://www.suse.com/security/cve/CVE-2026-44631.html
* https://www.suse.com/security/cve/CVE-2026-48913.html
* https://www.suse.com/security/cve/CVE-2026-49975.html
* https://bugzilla.suse.com/show_bug.cgi?id=1267503
* https://bugzilla.suse.com/show_bug.cgi?id=1267955
* https://bugzilla.suse.com/show_bug.cgi?id=1267956
* https://bugzilla.suse.com/show_bug.cgi?id=1267962
* https://bugzilla.suse.com/show_bug.cgi?id=1267963
* https://bugzilla.suse.com/show_bug.cgi?id=1267965
* https://bugzilla.suse.com/show_bug.cgi?id=1267969
* https://bugzilla.suse.com/show_bug.cgi?id=1267970
* https://bugzilla.suse.com/show_bug.cgi?id=1267971
* https://bugzilla.suse.com/show_bug.cgi?id=1267972
* https://bugzilla.suse.com/show_bug.cgi?id=1267976
* https://bugzilla.suse.com/show_bug.cgi?id=1267977
* https://bugzilla.suse.com/show_bug.cgi?id=1267978
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