Security update for openssl-3

This update for openssl-3 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...

SUSE-SU-2026:1214-1 Security update for openssl-3

This update for openssl-3 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...

SUSE-SU-2026:1213-1 Security update for openssl-3

This update for openssl-3 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...

USN-8155-1: OpenSSL vulnerabilities

Viktor Dukhovni discovered that OpenSSL incorrectly negotiated the expected preferred key exchange group when used as a TLS 1.3 server. This could result in a less preferred key exchange being used, contrary to expectations. This issue only affected Ubuntu 25.10. CVE-2026-2673 Igor Morgenstern...

USN-8155-1 openssl vulnerabilities

Viktor Dukhovni discovered that OpenSSL incorrectly negotiated the expected preferred key exchange group when used as a TLS 1.3 server. This could result in a less preferred key exchange being used, contrary to expectations. This issue only affected Ubuntu 25.10. CVE-2026-2673 Igor Morgenstern...

EUVD-2026-19961

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...

SUSE CVE-2026-28387

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...

Use After Free

Overview Affected versions of this package are vulnerable to Use After Free in the DANE client authentication process. An attacker can cause memory corruption, application crashes, or potentially execute arbitrary code by manipulating TLSA records with both PKIX-TA/PKIX-EE and DANE-TA certificate...

AZL-82103 CVE-2026-28387 affecting package openssl-fips-provider 3.1.2-2

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...

DEBIAN-CVE-2026-28387

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...

ALPINE-CVE-2026-28387

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...

CVE-2026-28387

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...

AZL-81947 CVE-2026-28387 affecting package openssl for versions less than 3.3.7-2

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...

CVE-2026-28387

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...

CVE-2026-28387

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...

CVE-2026-28387 Potential Use-after-free in DANE Client Code

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...

CVE-2026-28387 Potential Use-after-free in DANE Client Code

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...

CVE-2026-28387

CVE-2026-28387 is a vulnerability in the DANE client code of OpenSSL related to an uncommon TLSA record configuration that may cause a use-after-free or double-free on the client. Public advisories across multiple vendors confirm the issue and reference OpenSSL versions affected and available fix...

CVE-2026-28387 Potential Use-after-free in DANE Client Code

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...

PT-2026-31036

Name of the Vulnerable Software and Affected Versions versions not specified Description 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....