openssl: Heap Use-After-Free in OpenSSL PKCS7_verify()

A flaw was found in OpenSSL. When processing a specially crafted PKCS7 or S/MIME Secure/Multipurpose Internet Mail Extensions signed message, a heap use-after-free vulnerability in the PKCS7verify function can be triggered. This occurs if the SignedData digestAlgorithms field is present as an emp...

SUSE SLES15 Security Update : openssl-3 (SUSE-SU-2026:2598-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2598-1 advisory. This update for openssl-3 fixes the following issues - CVE-2026-7383: Possible Heap Buffer Overflow in ASN.1 Multibyte String...

SUSE-SU-2026:2403-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2026-45447: Heap Use-After-Free in OpenSSL PKCS7verify bsc1266357. - CVE-2026-42766: Possible NULL Dereference in Password-Based CMS Decryption bsc1266349. - CVE-2026-9076: Out-of-Bounds Read in CMS Password-Based Decryption bsc1266341....

openssl: Heap Use-After-Free in OpenSSL PKCS7_verify()

A flaw was found in OpenSSL. When processing a specially crafted PKCS7 or S/MIME Secure/Multipurpose Internet Mail Extensions signed message, a heap use-after-free vulnerability in the PKCS7verify function can be triggered. This occurs if the SignedData digestAlgorithms field is present as an emp...

CVE-2026-45447 Heap Use-After-Free in the PKCS7_verify() Function

Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification. Impact summary: A use-after-free may result in process crashes, heap corruption, or potentially remote code execution. When processing a PKCS7 or S/MIME signed...

SUSE CVE-2026-3336

Improper certificate validation in PKCS7verify in AWS-LC allows an unauthenticated user to bypass certificate chain verification when processing PKCS7 objects with multiple signers, except the final signer. Customers of AWS services do not need to take action. Applications using AWS-LC should...

CVE-2026-3338 PKCS7_verify Signature Validation Bypass in AWS-LC

Improper signature validation in PKCS7verify in AWS-LC allows an unauthenticated user to bypass signature verification when processing PKCS7 objects with Authenticated Attributes. Customers of AWS services do not need to take action. Applications using AWS-LC should upgrade to AWS-LC version 1.69...

CVE-2026-3336

Improper certificate validation in PKCS7verify in AWS-LC allows an unauthenticated user to bypass certificate chain verification when processing PKCS7 objects with multiple signers, except the final signer. Customers of AWS services do not need to take action. Applications using AWS-LC should...