Security update for libsoup (important)

openSUSE security update: security update for libsoup ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20845-1 Rating: important References: bsc1259767 Cross-References: CVE-2026-4271 CVSS scores: CVE-2026-4271 SUSE : 8.6...

OPENSUSE-SU-2026:20845-1 Security update for libsoup

This update for libsoup fixes the following issue - CVE-2026-4271: use-after-free in the HTTP/2 server when user signal handlers disconnect connections during callback execution bsc1259767...

Amazon Linux 2023 : golang, golang-bin, golang-misc (ALAS2023-2026-1743)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1743 advisory. When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. CVE-2026-33811 When processing HTTP/2 SETTINGS frames, transport...

Amazon Linux 2023 : runfinch-finch (ALAS2023-2026-1741)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1741 advisory. When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. CVE-2026-33811 When processing HTTP/2 SETTINGS frames, transport...

Important: amazon-ecr-credential-helper

Issue Overview: When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. CVE-2026-33811 When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a...

Amazon Linux 2023 : amazon-ecr-credential-helper (ALAS2023-2026-1738)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1738 advisory. When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. CVE-2026-33811 When processing HTTP/2 SETTINGS frames, transport...

nginx: NGINX Open Source: Data injection via HTTP/2 proxy configuration

A flaw was found in NGINX Open Source. When NGINX is configured to proxy HTTP/2 traffic and uses proxysetbody, a remote attacker may be able to inject malicious data into the upstream peer. This could lead to unintended data manipulation or bypass of security controls...

tomcat: Apache Tomcat: DoS via malformed HTTP/2 PRIORITY_UPDATE frame

A flaw was found in Apache Tomcat. This vulnerability allows an application-level denial of service DoS, causing it to become unresponsive or slow via maliciously crafted HTTP/2 prioritization headers. It performs an incomplete cleanup of failed requests, which triggers a memory leak...

tomcat: Improper Handling of Exceptional Conditions

A vulnerability was found in Apache Tomcat. When processing an HTTP/2 stream, Tomcat did not handle some cases of excessive HTTP headers correctly. This issue led to a miscounting of active HTTP/2 streams, which in turn led to using an incorrect infinite timeout that allowed connections to remain...

CVE-2026-42926

When NGINX Open Source is configured to proxy HTTP/2 traffic by setting proxyhttpversion to 2, and also uses proxysetbody, an attacker may be able to inject frame headers and payload bytes to the upstream peer. Note: Software versions which have reached End of Technical Support EoTS are not...

CVE-2026-42409: NULL Pointer Dereference

When an HTTP/2 profile and an iRule containing the HTTP::redirect or HTTP::respond command are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM process to terminate. Note: Software versions which have reached End of Technical Support EoTS are...

CVE-2026-41227: Allocation of Resources Without Limits or Throttling

On an HTTP/2 virtual server with Layer 7 DoS Protection configured, undisclosed traffic can result in an increase in memory consumption causing the Traffic Management Microkernel TMM process to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-42926: Encoding Error

When NGINX Open Source is configured to proxy HTTP/2 traffic by setting proxyhttpversion to 2, and also uses proxysetbody, an attacker may be able to inject frame headers and payload bytes to the upstream peer. Note: Software versions which have reached End of Technical Support EoTS are not...

CVE-2026-41293 Apache Tomcat: HTTP/2 request headers not validated

Improper Input Validation vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 10.0.0-M1 through 10.0.27. Older, end of support versions may also be affected. Users are recommended to...

AZL-86514 CVE-2026-33814 affecting package kata-containers-cc for versions less than 3.15.0.aks0-12

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...

AZL-86433 CVE-2026-33814 affecting package cert-manager for versions less than 1.12.15-9

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...

AZL-86430 CVE-2026-33814 affecting package azurelinux-image-tools for versions less than 1.4.0-2

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...

AZL-86502 CVE-2026-33814 affecting package ignition-flatcar for versions less than 2.22.0-5

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...

AZL-86420 CVE-2026-33814 affecting package podman 5.6.1-10

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...

AZL-86547 CVE-2026-33814 affecting package packer for versions less than 1.9.5-15

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...