SUSE-SU-2026:5068-1: Security update for curl

Published Nov 3, 2026
·
Updated

This update for curl fixes the following issues:

- CVE-2026-8932: incomplete mTLS config matching in conn reuse (bsc#1268414). - CVE-2026-9546: sending old referer (bsc#1268419). - CVE-2026-11352: QUIC zero-length UDP datagrams busy-loop (bsc#1268423). - CVE-2026-11564: Native CA trust persist (bsc#1268424). - CVE-2026-11586: WS Auto-PONG memory exhaustion (bsc#1268425). - CVE-2026-11856: cross-origin Digest auth state leak (bsc#1268426). - CVE-2026-12064: proto-default skips SSH verification (bsc#1268427). - CVE-2026-18924: HTTP/2 server push UAF (bsc#1277477). - CVE-2026-19931: Negotiate ambient user conn reuse (bsc#1277478). - CVE-2026-80255: secure cookie attribute bypass with tab (bsc#1277482). - CVE-2026-82209: domain-scoped PSL domain cookie (bsc#1278173). - CVE-2026-86409: stale SigV4 headers sent unintended (bsc#1285031). - CVE-2026-86410: redirect to SFTP or SCP bypasses host verification (bsc#1285030). - CVE-2026-86411: FTP connection reuse inherits client-certificate (bsc#1285029). - CVE-2026-86412: server-set cookie erases cookie jar (bsc#1285028). - CVE-2026-86413: Negotiate credentials sent to redirected origin (bsc#1285027). - CVE-2026-86414: leaking host credentials to HTTP proxy (bsc#1285026). - CVE-2026-87861: cross-origin reuse of a Negotiate connection (bsc#1285024). - CVE-2026-87862: HSTS cache import drops longer-lived child (bsc#1285023). - CVE-2026-87863: HSTS response erases persisted entries (bsc#1285022). - CVE-2026-87864: IMAP APPEND plus CRLF conversion command injection (bsc#1285021). - CVE-2026-92386: server-set cookie aborts cookie jar load (bsc#1285018). - CVE-2026-92387: never-ending loop via server response omission (bsc#1285017). - CVE-2026-92388: FTP wildcard write callback mixup (bsc#1285016). - CVE-2026-92389: TFTP direction confusion (bsc#1285015). - CVE-2026-92390: -J no-clobber guarantee bypassed with 103 early hints (bsc#1285014). - CVE-2026-92391: curlmimefree stack overflow by recursion (bsc#1285013). - CVE-2026-92392: HTTP/2 upload Use-After-Free (bsc#1285012). - CVE-2026-94265: Authorization: Negotiate sent to foreign origin (bsc#1285011). - CVE-2026-94266: password leak in CURLINFOEFFECTIVEURL (bsc#1285010). - CVE-2026-107929: local interface connection reuse mixup (bsc#1285008). Changes for curl:

- Updated curl to version 8.22.0. (jsc#PED-16984)

Other sources

This update for curl fixes the following issues: CVE-2026-8932: incomplete mTLS config matching in conn reuse (bsc#1268414). CVE-2026-9546: sending old referer (bsc#1268419). CVE-2026-11352: QUIC zero-length UDP datagrams busy-loop (bsc#1268423). CVE-2026-11564: Native CA trust persist (bsc#1268424). CVE-2026-11586: WS Auto-PONG memory exhaustion (bsc#1268425). CVE-2026-11856: cross-origin Digest auth state leak (bsc#1268426). CVE-2026-12064: proto-default skips SSH verification (bsc#1268427). CVE-2026-18924: HTTP/2 server push UAF (bsc#1277477). CVE-2026-19931: Negotiate ambient user conn reuse (bsc#1277478). CVE-2026-80255: secure cookie attribute bypass with tab (bsc#1277482). CVE-2026-82209: domain-scoped PSL domain cookie (bsc#1278173). CVE-2026-86409: stale SigV4 headers sent unintended (bsc#1285031). CVE-2026-86410: redirect to SFTP or SCP bypasses host verification (bsc#1285030). CVE-2026-86411: FTP connection reuse inherits client-certificate (bsc#1285029). CVE-2026-86412: server-set cookie erases cookie jar (bsc#1285028). CVE-2026-86413: Negotiate credentials sent to redirected origin (bsc#1285027). CVE-2026-86414: leaking host credentials to HTTP proxy (bsc#1285026). CVE-2026-87861: cross-origin reuse of a Negotiate connection (bsc#1285024). CVE-2026-87862: HSTS cache import drops longer-lived child (bsc#1285023). CVE-2026-87863: HSTS response erases persisted entries (bsc#1285022). CVE-2026-87864: IMAP APPEND plus CRLF conversion command injection (bsc#1285021). CVE-2026-92386: server-set cookie aborts cookie jar load (bsc#1285018). CVE-2026-92387: never-ending loop via server response omission (bsc#1285017). CVE-2026-92388: FTP wildcard write callback mixup (bsc#1285016). CVE-2026-92389: TFTP direction confusion (bsc#1285015). CVE-2026-92390: -J no-clobber guarantee bypassed with 103 early hints (bsc#1285014). CVE-2026-92391: curlmimefree stack overflow by recursion (bsc#1285013). CVE-2026-92392: HTTP/2 upload Use-After-Free (bsc#1285012). CVE-2026-94265: Authorization: Negotiate sent to foreign origin (bsc#1285011). CVE-2026-94266: password leak in CURLINFOEFFECTIVEURL (bsc#1285010). CVE-2026-107929: local interface connection reuse mixup (bsc#1285008). Changes for curl: Updated curl to version 8.22.0. (jsc#PED-16984)

— SUSE

Affected Software

12 affected componentsFixes available
suse/curl<8.22.0-150700.7.33.1
8.22.0-150700.7.33.1
All of the following
SUSE Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
Any of the following
suse/curl<8.22.0-150700.7.33.1
8.22.0-150700.7.33.1
suse/curl-debuginfo<8.22.0-150700.7.33.1
8.22.0-150700.7.33.1
suse/curl-debugsource<8.22.0-150700.7.33.1
8.22.0-150700.7.33.1
suse/libcurl-devel<8.22.0-150700.7.33.1
8.22.0-150700.7.33.1
suse/libcurl4<8.22.0-150700.7.33.1
8.22.0-150700.7.33.1
suse/libcurl4-debuginfo<8.22.0-150700.7.33.1
8.22.0-150700.7.33.1
suse/wcurl<8.22.0-150700.7.33.1
8.22.0-150700.7.33.1
All of the following
SUSE Basesystem Module 15-SP7 (x86_64)
Any of the following
suse/libcurl4<32bit-8.22.0-150700.7.33.1
32bit-8.22.0-150700.7.33.1
suse/libcurl4<32bit-debuginfo-8.22.0-150700.7.33.1
32bit-debuginfo-8.22.0-150700.7.33.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade suse/curl to a version that resolves this vulnerability.

    Fixed in 8.22.0-150700.7.33.1
  2. Upgrade

    Upgrade suse/curl-debuginfo to a version that resolves this vulnerability.

    Fixed in 8.22.0-150700.7.33.1
  3. Upgrade

    Upgrade suse/curl-debugsource to a version that resolves this vulnerability.

    Fixed in 8.22.0-150700.7.33.1
  4. Upgrade

    Upgrade suse/libcurl-devel to a version that resolves this vulnerability.

    Fixed in 8.22.0-150700.7.33.1
  5. Upgrade

    Upgrade suse/libcurl4 to a version that resolves this vulnerability.

    Fixed in 8.22.0-150700.7.33.1
  6. Upgrade

    Upgrade suse/libcurl4-debuginfo to a version that resolves this vulnerability.

    Fixed in 8.22.0-150700.7.33.1
  7. Upgrade

    Upgrade suse/wcurl to a version that resolves this vulnerability.

    Fixed in 8.22.0-150700.7.33.1
  8. Upgrade

    Upgrade suse/libcurl4 to a version that resolves this vulnerability.

    Fixed in 32bit-8.22.0-150700.7.33.1
  9. Upgrade

    Upgrade suse/libcurl4 to a version that resolves this vulnerability.

    Fixed in 32bit-debuginfo-8.22.0-150700.7.33.1
  10. Upgrade

    Upgrade curl to a version that resolves this vulnerability.

    Fixed in 8.22.0Patch SUSE-SLE-Module-Basesystem-15-SP7-2026-5068

Event History

Nov 3, 2026
Advisory Published
via OSV·08:13 AM
Data Sourced
via OSV·08:13 AM
DescriptionAffected Software
Advisory Published
via SUSE·08:13 AM
Data Sourced
via SUSE·08:13 AM
RemedyDescriptionSeverityAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

Which systems should be prioritized for this update?

Prioritize systems using curl or libcurl where applications use mTLS, redirects, HTTP/2, QUIC, WebSockets, cookies, Digest or Negotiate authentication, SSH-based transfers, FTP, or AWS SigV4 requests. The update addresses issues affecting these features, including credential, certificate, cookie, and connection-reuse behavior.

2

Are applications using libcurl included, or only the curl command-line tool?

Applications using the libcurl4 package are included in the listed software, alongside the curl command-line package. The update also covers the associated development and debugging packages.

3

What SUSE platform architectures are covered by this advisory?

The advisory lists SUSE Basesystem Module 15-SP7 for aarch64, ppc64le, s390x, and x86_64.

4

Can the supplied information confirm whether an installed version is fixed?

No fixed or affected package version is included in the provided information. Use the SUSE update announcement and your installed package metadata to determine whether the security update has been applied.

Company

Resources

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