SUSE-SU-2026:2926-1: important: Security update for curl

SLE-UPDATES null at suse.de
Tue Jul 14 08:33:23 UTC 2026 

# Security update for curl

Announcement ID: SUSE-SU-2026:2926-1  
Release Date: 2026-07-13T17:55:14Z  
Rating: important  
References:

  * bsc#1268402
  * bsc#1268407
  * bsc#1268409
  * bsc#1268413
  * bsc#1268415
  * bsc#1268416
  * bsc#1268417
  * bsc#1268420
  * bsc#1268422
  * bsc#1268427

  
Cross-References:

  * CVE-2026-10536
  * CVE-2026-12064
  * CVE-2026-8286
  * CVE-2026-8458
  * CVE-2026-8924
  * CVE-2026-8927
  * CVE-2026-9079
  * CVE-2026-9080
  * CVE-2026-9545
  * CVE-2026-9547

  
CVSS scores:

  * CVE-2026-10536 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-10536 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-10536 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-12064 ( SUSE ):  9.1
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-12064 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-12064 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-8286 ( SUSE ):  9.1
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-8286 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-8286 ( NVD ):  8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-8458 ( SUSE ):  2.3
    CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-8458 ( SUSE ):  4.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-8458 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-8924 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-8924 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
  * CVE-2026-8924 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-8927 ( SUSE ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-8927 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2026-8927 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-9079 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-9079 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-9079 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-9080 ( 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-2026-9080 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-9080 ( NVD ):  7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2026-9545 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-9545 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-9545 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-9547 ( SUSE ):  9.1
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-9547 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-9547 ( NVD ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

  
Affected Products:

  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP6 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6

  
  
An update that solves 10 vulnerabilities can now be installed.

## Description:

This update for curl fixes the following issues

  * CVE-2026-8286: wrong STARTTLS connection reuse (bsc#1268402).
  * CVE-2026-8458: wrong reuse for different services (bsc#1268407).
  * CVE-2026-8924: traling dot domain super cookie (bsc#1268409).
  * CVE-2026-8927: env-set cross-proxy Digest auth state leak (bsc#1268413).
  * CVE-2026-9079: stale proxy password leak (bsc#1268415).
  * CVE-2026-9080: UAF after pause in socket callback (bsc#1268416).
  * CVE-2026-9545: exposing HTTP/3 early data (bsc#1268417).
  * CVE-2026-9547: SSH improper host validation (bsc#1268420).
  * CVE-2026-10536: HTTP/2 stream-dependency tree UAF (bsc#1268422).
  * CVE-2026-12064: proto-default skips SSH verification (bsc#1268427).

## 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 for SAP Applications 15 SP6  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-2926=1

  * SUSE Linux Enterprise Server 15 SP6 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2926=1

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2026-2926=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 i586 ppc64le s390x x86_64)
    * curl-mini-debugsource-8.14.1-150600.4.46.1
    * libcurl4-8.14.1-150600.4.46.1
    * libcurl-mini4-8.14.1-150600.4.46.1
    * curl-8.14.1-150600.4.46.1
    * libcurl4-debuginfo-8.14.1-150600.4.46.1
    * libcurl-mini4-debuginfo-8.14.1-150600.4.46.1
    * curl-debugsource-8.14.1-150600.4.46.1
    * curl-debuginfo-8.14.1-150600.4.46.1
    * libcurl-devel-8.14.1-150600.4.46.1
  * openSUSE Leap 15.6 (aarch64_ilp32)
    * libcurl-devel-64bit-8.14.1-150600.4.46.1
    * libcurl4-64bit-8.14.1-150600.4.46.1
    * libcurl4-64bit-debuginfo-8.14.1-150600.4.46.1
  * openSUSE Leap 15.6 (x86_64)
    * libcurl4-32bit-8.14.1-150600.4.46.1
    * libcurl-devel-32bit-8.14.1-150600.4.46.1
    * libcurl4-32bit-debuginfo-8.14.1-150600.4.46.1
  * openSUSE Leap 15.6 (noarch)
    * curl-zsh-completion-8.14.1-150600.4.46.1
    * libcurl-devel-doc-8.14.1-150600.4.46.1
    * curl-fish-completion-8.14.1-150600.4.46.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)
    * libcurl4-8.14.1-150600.4.46.1
    * curl-8.14.1-150600.4.46.1
    * libcurl4-debuginfo-8.14.1-150600.4.46.1
    * curl-debugsource-8.14.1-150600.4.46.1
    * libcurl-devel-8.14.1-150600.4.46.1
    * curl-debuginfo-8.14.1-150600.4.46.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (x86_64)
    * libcurl4-32bit-8.14.1-150600.4.46.1
    * libcurl4-32bit-debuginfo-8.14.1-150600.4.46.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)
    * libcurl4-8.14.1-150600.4.46.1
    * curl-8.14.1-150600.4.46.1
    * libcurl4-debuginfo-8.14.1-150600.4.46.1
    * curl-debugsource-8.14.1-150600.4.46.1
    * curl-debuginfo-8.14.1-150600.4.46.1
    * libcurl-devel-8.14.1-150600.4.46.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (x86_64)
    * libcurl4-32bit-debuginfo-8.14.1-150600.4.46.1
    * libcurl4-32bit-8.14.1-150600.4.46.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-10536.html
  * https://www.suse.com/security/cve/CVE-2026-12064.html
  * https://www.suse.com/security/cve/CVE-2026-8286.html
  * https://www.suse.com/security/cve/CVE-2026-8458.html
  * https://www.suse.com/security/cve/CVE-2026-8924.html
  * https://www.suse.com/security/cve/CVE-2026-8927.html
  * https://www.suse.com/security/cve/CVE-2026-9079.html
  * https://www.suse.com/security/cve/CVE-2026-9080.html
  * https://www.suse.com/security/cve/CVE-2026-9545.html
  * https://www.suse.com/security/cve/CVE-2026-9547.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1268402
  * https://bugzilla.suse.com/show_bug.cgi?id=1268407
  * https://bugzilla.suse.com/show_bug.cgi?id=1268409
  * https://bugzilla.suse.com/show_bug.cgi?id=1268413
  * https://bugzilla.suse.com/show_bug.cgi?id=1268415
  * https://bugzilla.suse.com/show_bug.cgi?id=1268416
  * https://bugzilla.suse.com/show_bug.cgi?id=1268417
  * https://bugzilla.suse.com/show_bug.cgi?id=1268420
  * https://bugzilla.suse.com/show_bug.cgi?id=1268422
  * https://bugzilla.suse.com/show_bug.cgi?id=1268427

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