ALSA-2026:54662

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Import Source
https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:54662.json
JSON Data
https://api.osv.dev/v1/vulns/ALSA-2026:54662
Related
Published
2026-08-13T00:00:00Z
Modified
2026-08-14T13:45:03.475426402Z
Summary
Moderate: nghttp2 security update
Details

libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 (HTTP/2) protocol in C.

Security Fix(es):

  • nghttp2: nghttp2: HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests (CVE-2026-58055)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References

Affected packages

AlmaLinux:9 / libnghttp2

Package

Name
libnghttp2
Purl
pkg:rpm/almalinux/libnghttp2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.43.0-6.el9_8.2

Database specific

source
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:54662.json"

AlmaLinux:9 / libnghttp2-devel

Package

Name
libnghttp2-devel
Purl
pkg:rpm/almalinux/libnghttp2-devel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.43.0-6.el9_8.2

Database specific

source
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:54662.json"

AlmaLinux:9 / nghttp2

Package

Name
nghttp2
Purl
pkg:rpm/almalinux/nghttp2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.43.0-6.el9_8.2

Database specific

source
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:54662.json"