[SECURITY] [DSA 6531-1] openssl security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6531-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso September 30, 2026 https://www.debian.org/security/faq -...

CVE-2026-72897

creationtimestamp| type| source ---|---|--- 2026-09-30 04:12:47+00:00| seen| https://www.acn.gov.it/portale/w/risolte-vulnerabilita-in-openssl-3 2026-09-30 12:50:15+00:00| seen| https://bsky.app/profile/o2cloud.bsky.social/post/3mwqeysp7gg2x 2026-10-13 12:01:15+00:00| seen|...

openssl openssl-4.0.3

Welcome to the OpenSSL Project !openssl logowww.openssl.org !github actions ci badgegithub actions ci OpenSSL is a robust, commercial-grade, full-featured Open Source Toolkit for the Transport Layer Security TLS, formerly SSL, Datagram TLS DTLS, and QUIC protocols. The protocol implementations ar...

CVE-2026-19445: Use After Free

A remote, unauthenticated TLS client can make a server crash or call through a freed pointer if its snicallback assigns a different context to SSLSocket.context the documented way to select a certificate per server name and nothing else keeps the original ssl.SSLContext alive. Typical cases are...

AlmaLinux 9.6 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl (ALMALINUX9.6:CLSA-2026:1786527958)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1786527958 advisory. - Issue summary: During processing of a crafted CMS EnvelopedData message with KeyAgreeRecipientInfo a NULL pointer dereference can happen...

CentOS Linux 8.5 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl / etc (CENTOS8.5:CLSA-2026:1777567502)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1777567502 advisory. - Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE...

Rocky Linux 9.6 [TuxCare] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc (ALMALINUX9.6:CLSA-2026:1790263653)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790263653 advisory. - In PHP versions 8.2. before 8.2.32, 8.3. before 8.3.32, 8.4. before 8.4.23, 8.5. before 8.5.8, the AES-WRAP-PAD algorithm implementation ...

AlmaLinux 9.2 [TuxCare] Security Update: libssh / libssh-config / libssh-devel Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2025:1762361016)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1762361016 advisory. - A flaw was found in libssh versions built with OpenSSL versions older than 3.0, specifically in the sshkdf function responsible fo...

AlmaLinux 9.2 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl (ALMALINUX9.2:CLSA-2025:1741787087)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1741787087 advisory. - Issue summary: Checking excessively long invalid RSA public keys may take a long time. Impact summary: Applications that use the function...

CentOS Linux 8 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl / etc (CENTOS-STREAM8:CLSA-2026:1781175688)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1781175688 advisory. - Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification...

Rocky Linux 9.6 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1770667352)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1770667352 advisory. - Issue summary: Parsing CMS AuthEnvelopedData or EnvelopedData message with maliciously crafted AEAD parameters can trigger a sta...

CentOS Linux 8.5 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl / etc (CENTOS8.5:CLSA-2026:1781549039)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1781549039 advisory. - Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification. Impac...

AlmaLinux 9.2 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1787059408)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1787059408 advisory. - Issue summary: Parsing a crafted DER-encoded ASN.1 structure with a primitive element whose content exceeds 2 gigabytes in length...

CentOS Linux 8 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl / etc Multiple Vulnerabilities (CENTOS-STREAM8:CLSA-2026:1785335298)

The CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS-STREAM8:CLSA-2026:1785335298 advisory. - Issue summary: Parsing a crafted DER-encoded ASN.1 structure with a primitive element whose content exceeds 2 gigabytes in leng...

CentOS Linux 6 [TuxCare] Security Update: openssl / openssl-devel / openssl-perl / openssl-static (CENTOS6:CLSA-2026:1788263953)

The CentOS Linux 6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS6:CLSA-2026:1788263953 advisory. - Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than the...

OpenSSL 1.1.1 < 1.1.1zj Multiple Vulnerabilities

The version of OpenSSL installed on the remote host is prior to 1.1.1zj. It is, therefore, affected by multiple vulnerabilities as referenced in the 1.1.1zj advisory. - Issue summary: The DTLS retransmission logic does not correctly handle a handshake message write that is suspended part-way...

CentOS Linux 8.4 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl / etc (CENTOS8.4:CLSA-2026:1771003241)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1771003241 advisory. - Issue summary: Processing a malformed PKCS12 file can trigger a NULL pointer dereference in the PKCS12itemdecryptd2iex function. Impact...

AlmaLinux 9.6 [TuxCare] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc (ALMALINUX9.6:CLSA-2026:1790263653)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790263653 advisory. - In PHP versions 8.2. before 8.2.32, 8.3. before 8.3.32, 8.4. before 8.4.23, 8.5. before 8.5.8, the AES-WRAP-PAD algorithm implementation in...

CentOS Linux 8.5 [TuxCare] Security Update: openssl / openssl-devel / openssl-libs / openssl-perl / etc (CENTOS8.5:CLSA-2026:1771004260)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1771004260 advisory. - Issue summary: Processing a malformed PKCS12 file can trigger a NULL pointer dereference in the PKCS12itemdecryptd2iex function. Impact...

CentOS Linux 6 [TuxCare] Security Update: openssl / openssl-devel / openssl-perl / openssl-static Multiple Vulnerabilities (CENTOS6:CLSA-2025:1760559298)

The CentOS Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS6:CLSA-2025:1760559298 advisory. - The OpenSSL DSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations ...