SUSE 12 SP5 Curl Crucial Security Concerns Resolved Issue 2026-0921-1
suse
March 18, 2026
An update that solves three 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). ## 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-2026-921=1 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-921=1 ## Package List: * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
Topics Covered
References
* bsc#1259362
* bsc#1259363
* bsc#1259364
Cross-
* CVE-2026-1965
* CVE-2026-3783
* CVE-2026-3784
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
* CVE-2026-3784 ( SUSE ): 4.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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Severity
important
Lowest
Low
Medium
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Critical
Announcement ID: SUSE-SU-2026:0921-1
Release Date: 2026-03-18T08:52:08Z
Rating: important
Topics Covered
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