JLSEC-2026-272

Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may result in a use-after-free and/or double-free on the client side. Impact summary: A use after free can have a range of potential consequenc...

OESA-2026-2045 openssl security update

Security Fixes: Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may result in a use-after-free and/or double-free on the client side. Impact summary: A use after free can have a range of...

OESA-2026-2044 openssl security update

Security Fixes: Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may result in a use-after-free and/or double-free on the client side. Impact summary: A use after free can have a range of...

OESA-2026-2043 openssl security update

Security Fixes: Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may result in a use-after-free and/or double-free on the client side. Impact summary: A use after free can have a range of...

OESA-2026-2042 openssl security update

Security Fixes: Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may result in a use-after-free and/or double-free on the client side. Impact summary: A use after free can have a range of...

OESA-2026-2041 openssl security update

Security Fixes: Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may result in a use-after-free and/or double-free on the client side. Impact summary: A use after free can have a range of...

SUSE SLES15 Security Update : openssl-1_1 (SUSE-SU-2026:1577-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1577-1 advisory. - CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. - CVE-2026-28388: NULL Pointer Dereference When Processi...

SUSE SLED15 / SLES15 Security Update : openssl-3 (SUSE-SU-2026:1375-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1375-1 advisory. Security issues fixed: - CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. -...

SUSE-SU-2026:1386-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. - CVE-2026-28388: NULL Pointer Dereference When Processing a Delta CRL bsc1260442. - CVE-2026-28389: Possible NULL dereference when processing CMS KeyAgreeRecipientInf...

Security update for openssl-3

This update for openssl-3 fixes the following issues: Security issues fixed: CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. CVE-2026-28388: NULL pointer dereference when processing a Delta CRL bsc1260442. CVE-2026-28389: Possible NULL dereference when processing CMS...

SUSE-SU-2026:1375-1 Security update for openssl-3

This update for openssl-3 fixes the following issues: Security issues fixed: - CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. - CVE-2026-28388: NULL Pointer Dereference When Processing a Delta CRL bsc1260442. - CVE-2026-28389: Possible NULL dereference when processing CM...

SUSE-SU-2026:21107-1 Security update for openssl-3

This update for openssl-3 fixes the following issues: Security issues fixed: - CVE-2026-2673: TLS 1.3 servers may choose unexpected key agreement group bsc1259652. - CVE-2026-28387: potential use-after-free in DANE client code bsc1260441. - CVE-2026-28388: NULL pointer dereference when processing...

SUSE-SU-2026:1291-1 Security update for openssl-1_0_0

This update for openssl-100 fixes the following issues: - CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. - CVE-2026-28388: NULL Pointer Dereference When Processing a Delta CRL bsc1260442. - CVE-2026-28389: Possible NULL dereference when processing CMS KeyAgreeRecipientIn...

SUSE-SU-2026:1290-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. - CVE-2026-28388: NULL Pointer Dereference When Processing a Delta CRL bsc1260442. - CVE-2026-28389: Possible NULL dereference when processing CMS KeyAgreeRecipientInf...

Amazon Linux 2023 : openssl, openssl-devel, openssl-fips-provider-latest (ALAS2023-2026-1586)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1586 advisory. Potential use-after-free in DANE client code CVE-2026-28387 NULL Pointer Dereference When Processing a Delta CRL NOTE: https://openssl-library.org/news/secadv/20260407.txt CVE-2026-28388...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : OpenSSL vulnerabilities (USN-8155-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8155-1 advisory. Viktor Dukhovni discovered that OpenSSL incorrectly negotiated the expected preferred key exchange group when used as a TLS 1.3 serve...

MGASA-2026-0091 Updated openssl packages fix security vulnerabilities

Incorrect Failure Handling in RSA KEM RSASVE Encapsulation. CVE-2026-31790 Potential Use-after-free in DANE Client Code. CVE-2026-28387 NULL Pointer Dereference When Processing a Delta CRL. CVE-2026-28388 Possible NULL Dereference When Processing CMS KeyAgreeRecipientInfo. CVE-2026-28389 Possible...

Updated openssl packages fix security vulnerabilities

Incorrect Failure Handling in RSA KEM RSASVE Encapsulation. CVE-2026-31790 Potential Use-after-free in DANE Client Code. CVE-2026-28387 NULL Pointer Dereference When Processing a Delta CRL. CVE-2026-28388 Possible NULL Dereference When Processing CMS KeyAgreeRecipientInfo. CVE-2026-28389 Possible...

SUSE-SU-2026:1257-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. - CVE-2026-28388: NULL Pointer Dereference When Processing a Delta CRL bsc1260442. - CVE-2026-28389: Possible NULL dereference when processing CMS KeyAgreeRecipientInf...

Security update for openssl-1_0_0

This update for openssl-100 fixes the following issues: CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. CVE-2026-28388: NULL Pointer Dereference When Processing a Delta CRL bsc1260442. CVE-2026-28389: Possible NULL dereference when processing CMS KeyAgreeRecipientInfo...