CVE-2026-56822

A flaw was found in Netty's netty-handler-ssl-ocsp component. This vulnerability involves a time-of-check/time-of-use TOCTOU race condition within the OCSP stapling validator. A remote attacker could exploit this timing window, allowing them to use a certificate that has been revoked for...

Security update for openssl-1_0_0

This update for openssl-100 fixes the following issues: CVE-2026-28390: NULL pointer dereference during processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo bsc1261678. Changes for openssl-100: Security fix: Fix NULL pointer dereference when processing an OCSP response...

SUSE-SU-2026:3272-1 Security update for openssl-1_0_0

This update for openssl-100 fixes the following issues: - CVE-2026-28390: NULL pointer dereference during processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo bsc1261678. Changes for openssl-100: - Security fix: Fix NULL pointer dereference when processing an OCSP...

Improper Certificate Validation

io.netty, netty-handler-ssl-ocsp is vulnerable to Improper Certificate Validation. The vulnerability is due to OcspClient failing to validate that the CertificateID in an OCSP response matches the requested CertificateID, which allows an attacker to replay a legitimately signed GOOD OCSP response...

Linux Distros Unpatched Vulnerability : CVE-2026-13070

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A MongoDB server initiating an outbound TLS connection may terminate abnormally when processing a malformed OCSP response from a remote peer during the TLS...

OESA-2026-3121 gnutls security update

GnuTLS is a secure communications library implementing the SSL, TLS and DTLS protocols and technologies around them. It provides a simple C language application programming interface API to access the secure communications protocols as well as APIs to parse and write X.509, PKCS 12, and other...

Oracle Linux 10 : tomcat9 (ELSA-2026-25341)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-25341 advisory. - Resolves: RHEL-150720 Tomcat: Certificate revocation bypass due to improper OCSP response validation CVE-2026-24734 - Resolves: Tomcat: OCSP checks sometime...

MGASA-2026-0289 Updated apache packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Apache HTTP Server: modldap per-dir use-after-free. CVE-2026-29167 Apache HTTP Server: modproxyftp XSS. CVE-2026-29170 Apache HTTP Server: modproxyhtml buffer overflow. CVE-2026-34355 Apache HTTP Server: ProxyPassReverseCookieMap buffer overflow...

ai.catboost:catboost-spark_4.0_2.13 (1.2.10), ai.catboost:catboost-spark_4.1_2.13 (1.2.10) +926 more potentially affected by CVE-2026-56822 via io.netty:netty-handler-ssl-ocsp (>=4.2.0.final, <=4.2.15.final)

io.netty:netty-handler-ssl-ocsp MAVEN version =4.2.0.final, =4.2.15.final is affected by a known vulnerability. The following packages have a transitive dependency on io.netty:netty-handler-ssl-ocsp and may be impacted: - ai.catboost:catboost-spark4.02.13 1.2.10 - ai.catboost:catboost-spark4.12.1...

ac.intave:cloud-protocol (>=0.0.1, <=0.0.11), ai.catboost:catboost-spark_3.4_2.12 (>=1.2, <=1.2.10) +3656 more potentially affected by CVE-2026-56822 via io.netty:netty-handler-ssl-ocsp (>=4.1.86.final, <=4.1.135.final)

io.netty:netty-handler-ssl-ocsp MAVEN version =4.1.86.final, =0.0.1, =1.2, =1.2, =1.2.3, =1.2.3, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =3.30.1.1, =3.10.0.5, =0.2.3.5, =3.12.0.1 -...

GHSA-WC96-39FC-566F Netty: TOCTOU in OcspServerCertificateValidator

Summary Netty's OcspServerCertificateValidator forwards the SslHandshakeCompletionEvent before the asynchronous OCSP validation completes. This allows the client's downstream handlers to send sensitive application data e.g., HTTP requests to a revoked server before the channel is closed by the OC...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview io.netty:netty-handler-ssl-ocsp is a Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Conditio...

ai.catboost:catboost-spark_4.0_2.13 (1.2.10), ai.catboost:catboost-spark_4.1_2.13 (1.2.10) +926 more potentially affected by CVE-2026-56821 via io.netty:netty-handler-ssl-ocsp (>=4.2.0.final, <=4.2.15.final)

io.netty:netty-handler-ssl-ocsp MAVEN version =4.2.0.final, =4.2.15.final is affected by a known vulnerability. The following packages have a transitive dependency on io.netty:netty-handler-ssl-ocsp and may be impacted: - ai.catboost:catboost-spark4.02.13 1.2.10 - ai.catboost:catboost-spark4.12.1...

ac.intave:cloud-protocol (>=0.0.1, <=0.0.11), ai.catboost:catboost-spark_3.4_2.12 (>=1.2, <=1.2.10) +3656 more potentially affected by CVE-2026-56821 via io.netty:netty-handler-ssl-ocsp (>=4.1.86.final, <=4.1.135.final)

io.netty:netty-handler-ssl-ocsp MAVEN version =4.1.86.final, =0.0.1, =1.2, =1.2, =1.2.3, =1.2.3, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =3.30.1.1, =3.10.0.5, =0.2.3.5, =3.12.0.1 -...

GHSA-G7HG-VRCF-MVMR Netty: Out-of-date OCSP Responses Accepted by OcspServerCertificateValidator

Summary OcspServerCertificateValidator flags an out-of-date OCSP response but does not stop processing it, so an expired GOOD response is still reported as VALID, letting an on-path attacker replay a stale GOOD response to bypass revocation of a since-revoked certificate. Details In...

ac.intave:cloud-protocol (>=0.0.1, <=0.0.11), ai.catboost:catboost-spark_3.4_2.12 (>=1.2, <=1.2.10) +3656 more potentially affected by CVE-2026-56820 via io.netty:netty-handler-ssl-ocsp (>=4.1.86.final, <=4.1.135.final)

io.netty:netty-handler-ssl-ocsp MAVEN version =4.1.86.final, =0.0.1, =1.2, =1.2, =1.2.3, =1.2.3, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =3.30.1.1, =3.10.0.5, =0.2.3.5, =3.12.0.1 -...

ac.intave:cloud-protocol (>=0.0.1, <=0.0.11), ai.catboost:catboost-spark_3.4_2.12 (>=1.2, <=1.2.10) +3656 more potentially affected by CVE-2026-56820 via io.netty:netty-handler-ssl-ocsp (>=4.1.86.final, <=4.1.135.final)

io.netty:netty-handler-ssl-ocsp MAVEN version =4.1.86.final, =0.0.1, =1.2, =1.2, =1.2.3, =1.2.3, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =def544ccef5f753238ecc4adfc2eaa7d2fc36d53-0.0.91, =3.30.1.1, =3.10.0.5, =0.2.3.5, =3.12.0.1 -...

CVE-2026-13070

A MongoDB server initiating an outbound TLS connection may terminate abnormally when processing a malformed OCSP response from a remote peer during the TLS handshake. OCSP stapling validation is enabled by default for outgoing TLS connections. Affected scenarios require the remote peer to hold a...

CVE-2026-13070

A MongoDB server initiating an outbound TLS connection may terminate abnormally when processing a malformed OCSP response from a remote peer during the TLS handshake. OCSP stapling validation is enabled by default for outgoing TLS connections. Affected scenarios require the remote peer to hold a...

CVE-2026-13070 Improper Validation of OCSP Response During Outbound TLS Handshake Leading to Process Termination

A MongoDB server initiating an outbound TLS connection may terminate abnormally when processing a malformed OCSP response from a remote peer during the TLS handshake. OCSP stapling validation is enabled by default for outgoing TLS connections. Affected scenarios require the remote peer to hold a...