SUSE Curl Important HTTP Connection Issues 2026-0903-1 CVE-2026-1965
suse
March 17, 2026
An update that solves four vulnerabilities can now be installed.
Summary
## This update for curl fixes the following issues: * CVE-2026-1965: bad reuse of HTTP Negotiate connection (bsc#1259362). * CVE-2026-3783: token leak with redirect and netrc (bsc#1259363). * CVE-2026-3784: wrong proxy connection reuse with credentials (bsc#1259364). * CVE-2026-3805: use after free in SMB connection reuse (bsc#1259365). ## 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: * Basesystem Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-903=1 ## Package List: * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64) * libcurl4-debuginfo-8.14.1-150700.7.14.1 * libcurl4-8.14.1-150700.7.14.1
Topics Covered
References
* bsc#1259362
* bsc#1259363
* bsc#1259364
* bsc#1259365
Cross-
* CVE-2026-1965
* CVE-2026-3783
* CVE-2026-3784
* CVE-2026-3805
CVSS scores:
* CVE-2026-1965 ( SUSE ): 6.9
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
* CVE-2026-1965 ( SUSE ): 7.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
* CVE-2026-1965 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
* CVE-2026-3783 ( SUSE ): 5.6
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
* CVE-2026-3783 ( SUSE ): 4.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
* CVE-2026-3783 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
* CVE-2026-3784 ( SUSE ): 1.0
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
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Severity
important
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Announcement ID: SUSE-SU-2026:0903-1
Release Date: 2026-03-17T10:04:50Z
Rating: important
Topics Covered
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