SUSE SLES12 Security Update : openssl-1_0_0 (SUSE-SU-2026:2396-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2396-1 advisory. This update for openssl-100 fixes the following issues - CVE-2026-7383: Possible Heap Buffer Overflow in ASN.1 Multibyte String Conversion...

SUSE-SU-2026:2399-1 Security update for openssl-1_0_0

This update for openssl-100 fixes the following issues - CVE-2026-7383: Possible Heap Buffer Overflow in ASN.1 Multibyte String Conversion bsc1266340. - CVE-2026-9076: Out-of-Bounds Read in CMS Password-Based Decryption bsc1266341. - CVE-2026-28388: NULL Pointer Dereference When Processing a Delt...

OESA-2026-2622 edk2 security update

EDK II is a modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications. Security Fixes: Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may resul...

OESA-2026-2620 edk2 security update

EDK II is a modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications. Security Fixes: Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may resul...

OESA-2026-2619 edk2 security update

EDK II is a modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications. Security Fixes: Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may resul...

EulerOS 2.0 SP11 : openssl (EulerOS-SA-2026-2258)

According to the versions of the openssl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the require...

EulerOS 2.0 SP11 : openssl (EulerOS-SA-2026-2221)

According to the versions of the openssl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the require...

CLSA-2026-1778787445 Fix CVE(s): CVE-2026-28387, CVE-2026-28388, CVE-2026-28389

SECURITY UPDATE: Use-after-free / heap corruption in danematch of the X.509 verifier where the cached DANE-matched certificate was freed via OPENSSLfree instead of X509free, bypassing the X509 reference counting and freeing certificate fields that may still be referenced by other holders. An...

CLSA-2026-1778071148 openssl: Fix of 4 CVEs

CVE-2026-28387: fix use of OPENSSLfree instead of X509free on dane-mcert in danematch X509 reference-count bypass / UAF - CVE-2026-28388: fix NULL deref in checkdeltabase when a delta CRL carries the Delta CRL Indicator extension but lacks a CRL Number - CVE-2026-28389: fix NULL deref in...

CLSA-2026-1778020035 openssl: Fix of CVE-2026-28388

CVE-2026-28388: fix NULL pointer dereference in checkdeltabase when delta CRL lacks CRL Number extension...

CLSA-2026-1777999127 Fix CVE(s): CVE-2026-28387, CVE-2026-28388, CVE-2026-28389, CVE-2026-28390

SECURITY UPDATE: fix UAF/double-free in DANE client by using X509free for dane-mcert - debian/patches/CVE-2026-28387.patch: fix UAF/double-free in DANE client by using X509free for dane-mcert - CVE-2026-28387 SECURITY UPDATE: NULL check delta-crlnumber before ASN1INTEGERcmp in checkdeltabase -...

Amazon Linux 2 : openssl-snapsafe, --advisory ALAS2OPENSSL-SNAPSAFE-2026-010 (ALASOPENSSL-SNAPSAFE-2026-010)

The version of openssl-snapsafe installed on the remote host is prior to 1.0.2k-24. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2OPENSSL-SNAPSAFE-2026-010 advisory. NULL Pointer Dereference When Processing a Delta CRL NOTE:...

Important: edk2

Issue Overview: 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 Possible NULL dereference when processing CMS KeyAgreeRecipientInfo CVE-2026-28389 Possible NU...

Medium: openssl

Issue Overview: NULL Pointer Dereference When Processing a Delta CRL NOTE: https://openssl-library.org/news/secadv/20260407.txt CVE-2026-28388 Possible NULL dereference when processing CMS KeyAgreeRecipientInfo CVE-2026-28389 Possible NULL dereference when processing CMS KeyTransportRecipientInfo...

JLSEC-2026-273

Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required CRL Number extension is missing. Impact summary: A NULL pointer dereference can trigger a crash which leads to a Denial of Service for an application...

CLSA-2026-1777297012 openssl: Fix of 3 CVEs

CVE-2026-28388: fix NULL dereference in checkdeltabase when a Delta CRL lacks the CRL Number extension - CVE-2026-28389: fix NULL dereference in dh/ecdhcmssetsharedinfo when KeyEncryptionAlgorithmIdentifier has no parameters field - CVE-2026-28390: fix NULL dereference in rsacmsdecrypt when the...

OESA-2026-2082 shim security update

Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fixes: Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required CRL Number extension is...

OESA-2026-2080 shim security update

Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fixes: Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required CRL Number extension is...

OESA-2026-2081 shim security update

Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fixes: Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required CRL Number extension is...

OESA-2026-2078 shim security update

Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fixes: Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required CRL Number extension is...