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SUSE-SU-2026:2883-1 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceSUSE-SU-2026:2883-1

SUSE-SU-2026:2883-1

MEDIUM5.4

Security update for nghttp2

Published Jul 13, 2026

Modified 1 weeks ago

Fix available

Details

Description of the patch:

This update for nghttp2 fixes the following issue

CVE-2026-58055: HTTP/1.1 Upgrade request can lead to HTTP request smuggling and cross-client response-queue poisoning (bsc#1269489).

Affected Packages

libnghttp2-14

SUSE Linux Enterprise Micro 5.3SUSE Linux Enterprise Micro 5.4SUSE Linux Enterprise Micro 5.5

Fixed in:

1.40.0-150200.25.1

References

https://bugzilla.suse.com/1269489

https://lists.suse.com/pipermail/sle-updates/2026-July/048154.html

https://www.suse.com/security/cve/CVE-2026-58055/

https://www.suse.com/support/security/rating/

https://www.suse.com/support/update/announcement/2026/suse-su-20262883-1/

CVSS Analysis

CVSS v3.1

5.4

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

HighAC:H

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

ChangedS:C

Impact

Confidentiality

LowC:L

Integrity

LowI:L

Availability

NoneA:N

5.4/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N

Upstream

Ecosystems

SUSE Linux Enterprise Micro 5.3 SUSE Linux Enterprise Micro 5.4 SUSE Linux Enterprise Micro 5.5

Timeline

PublishedJul 13, 2026

ModifiedJul 13, 2026