Summary
OCI Hook to generate seccomp json files based on EBF syscalls used by container oci-seccomp-bpf-hook provides a library for applications looking to use the Container Pod concept popularized by Kubernetes.
Security Fix(es):
* net/[http:](http:) golang: Go net/[http:](http:) Unencrypted HTTP/2 connections vulnerable to Denial of Service (CVE-2026-56853)
* net/[http:](http:) golang: golang: Denial of Service via crafted HTTP Range headers (CVE-2026-78667)
* crypto/x509: golang: crypto/x509: Man-in-the-middle attacks via untrusted intermediate certificates (CVE-2026-111943)
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.
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 10 | oci-seccomp-bpf-hook | 1.2.11-3.el10_2 |
Vulnerabilities 3
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High 7.5
Apply ReadHeaderTimeout when doing unencrypted HTTP/2 check in net/http
When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client preface. ReadHeaderTimeout is unexpectedly not being applied when doing this.
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High 7.5
Lack of limit on size of parsed Range headers in net/http
When parsing a Range header containing a large number of small ranges, FileServer(FS), ServeContent, and ServeFile(FS) can consume an excessive amount of CPU.
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Medium 6.8CVE-2026-111943 Public exploit
Distrust compromised intermediate certificates in crypto/x509
On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in cr…
References
-
report
https://access.redhat.com/security/cve/CVE-2026-111943
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report
https://access.redhat.com/security/cve/CVE-2026-56853
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report
https://access.redhat.com/security/cve/CVE-2026-78667
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report
https://bugzilla.redhat.com/2515827
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report
https://bugzilla.redhat.com/2548334
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report
https://bugzilla.redhat.com/2556068
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advisory
https://errata.almalinux.org/10/ALSA-2026-89752.html