Important: Red Hat Security Advisory: tomcat9 security update

An update for tomcat9 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

tomcat: Apache Tomcat: Certificate revocation bypass due to improper OCSP response validation

A flaw was found in Apache Tomcat. When an Online Certificate Status Protocol OCSP responder is used, the Tomcat Native component, and Tomcat's FFM port of the Tomcat Native code, does not properly verify or check the freshness of the OCSP response. This improper input validation vulnerability...

PT-2026-56515

Certificate revocation bypass due to improper OCSP response validation...

openSUSE 16 Security Update : erlang (openSUSE-SU-2026:20907-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20907-1 advisory. This update for erlang fixes the following issues - CVE-2025-4748: improper limitation of a pathname may lead to path traversal bsc1244642. -...

BIT-APACHE-2026-44185 Apache HTTP Server: Stack Buffer Over-Read in mod_ssl OCSP `send_request`

Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP server This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue...

Linux Distros Unpatched Vulnerability : CVE-2026-35188

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Issue summary: A malicious server can exploit TLS OCSP stapling by delivering a crafted response through the statusrequest extension, triggering a double-free i...

Double Free

Overview Affected versions of this package are vulnerable to Double Free in the certificate verification path, in the TLS client's OCSP stapling response handling. An attacker operating a malicious server can deliver an OCSP response via the statusrequest extension that corrupts heap memory and...

CVE-2026-42765

Issue summary: When a partial-chain certificate verification is enabled together with OCSP response checking for the whole chain, a NULL dereference will happen if the verified chain does not have a self-signed trusted anchor, crashing the process. Impact summary: A NULL pointer dereference can...

CVE-2026-42765

The OpenSSL library is vulnerable to a NULL pointer dereference during certificate verification. The issue occurs when partial-chain certificate verification is enabled alongside OCSP response checking for the entire chain; if the verified chain lacks a self-signed trusted anchor , the issuer bec...

CVE-2026-42765 NULL Dereference in Certificate Verification with OCSP Checking

Issue summary: When a partial-chain certificate verification is enabled together with OCSP response checking for the whole chain, a NULL dereference will happen if the verified chain does not have a self-signed trusted anchor, crashing the process. Impact summary: A NULL pointer dereference can...

CVE-2026-35188

Issue summary: A malicious server can exploit TLS OCSP stapling by delivering a crafted response through the statusrequest extension, triggering a double-free in the client's certificate verification path. Impact summary: Successful exploitation allows an attacker to corrupt heap memory via a...

CVE-2026-35188

A double-free vulnerability exists in the OpenSSL library (specifically affecting packages like openssl and libcrypto3-2.34) when processing TLS OCSP stapling . A malicious server can deliver a crafted response through the status_request extension, triggering the double-free during the client's c...

CVE-2026-42765: NULL Pointer Dereference

Issue summary: When a partial-chain certificate verification is enabled together with OCSP response checking for the whole chain, a NULL dereference will happen if the verified chain does not have a self-signed trusted anchor, crashing the process. Impact summary: A NULL pointer dereference can...

CVE-2026-35188: Double Free

Issue summary: A malicious server can exploit TLS OCSP stapling by delivering a crafted response through the statusrequest extension, triggering a double-free in the client's certificate verification path. Impact summary: Successful exploitation allows an attacker to corrupt heap memory via a...

Linux Distros Unpatched Vulnerability : CVE-2026-44185

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP server This issue affects Apache HTTP Server: fro...

OpenSSL Security Advisory 20260609

OpenSSL is susceptible to multiple security vulnerabilities. A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification. The Cryptographic Message Services CMS processing fails to perform sufficient input validation on the cipher and tag...

NULL Dereference in Certificate Verification with OCSP Checking

Issue summary: When a partial-chain certificate verification is enabled together with OCSP response checking for the whole chain, a NULL dereference will happen if the verified chain does not have a self-signed trusted anchor, crashing the process. Impact summary: A NULL pointer dereference can...

Double-free When Checking OCSP Stapled Response

Issue summary: A malicious server can exploit TLS OCSP stapling by delivering a crafted response through the statusrequest extension, triggering a double-free in the client’s certificate verification path. Impact summary: Successful exploitation allows an attacker to corrupt heap memory via a...

CVE-2026-44185

Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP server This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue...

AZL-89747 CVE-2026-44185 affecting package httpd for versions less than 2.4.68-1

Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP server This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue...