CVE-2026-42766

Issue summary: A specially crafted password-encrypted CMS message can trigger a NULL pointer dereference during CMS decryption. Impact summary: This NULL pointer dereference leads to an application crash and a Denial of Service. The CMS PasswordRecipientInfo.keyDerivationAlgorithm field is define...

CVE-2026-42765

Issue summary: When a partial-chain certificate verification is enabled together with OCSP response checking for the whole chain, a NULL dereference will happen if the verified chain does not have a self-signed trusted anchor, crashing the process. Impact summary: A NULL pointer dereference can...

USN-8414-1: OpenSSL vulnerabilities

Frank Buss discovered that OpenSSL had a heap buffer over-read in ASN.1 content parsing. An attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service, or obtain sensitive information. CVE-2026-34180 Pavol Zacik and Alex Gaynor discovered that OpenSSL...

USN-8414-1 openssl vulnerabilities

Frank Buss discovered that OpenSSL had a heap buffer over-read in ASN.1 content parsing. An attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service, or obtain sensitive information. CVE-2026-34180 Pavol Zacik and Alex Gaynor discovered that OpenSSL...

EUVD-2026-35592

Null pointer dereference in Windows Kerberos allows an authorized attacker to deny service over a network...

CVE-2026-42903

Windows Kerberos in Windows is affected by CVE-2026-42903, a null pointer dereference that can be exploited by an authorized attacker over the network to cause a denial of service. The CVSS data indicates network access with low attack complexity, low privileges required, no user interaction, and...

CVE-2026-45457

CVE-2026-45457 affects Microsoft Word (Office). The vulnerability is a pointer dereference in Word that can allow a local attacker to execute code on the affected system after user interaction. Root cause is an untrusted pointer dereference in Word’s handling of certain content. The CVSS base met...

CVE-2026-45643

Summary of CVE-2026-45643 : Affected product is Microsoft Word (Office). The vulnerability is an untrusted pointer dereference in Word that allows an attacker to achieve local code execution on a vulnerable system with high impact (confidentiality, integrity, and availability). The CVSS-3.1 vecto...

CVE-2026-45486

CVE-2026-45486 concerns an untrusted pointer dereference in Microsoft Word that can allow a local attacker to execute code. The CVSS metrics indicate a HIGH base score (7.8) with LOCAL attack vector, LOW attack complexity, and user interaction required, privileges NONE, reflecting a local impact ...

CVE-2026-45471

CVE-2026-45471 affects Microsoft Word and stems from an untrusted pointer dereference in Word’s runtime that can lead to local code execution. The CVSSv3.1 vector (L/Low complexity, no privileges required, user interaction required, local scope) yields a base score of 7.8 (HIGH). Documented impac...

CVE-2026-42767

Issue summary: An attacker-controlled CMP Certificate Management Protocol server could trigger a NULL pointer dereference in a CMP client application. Impact summary: A NULL pointer dereference causes a crash of the application and a Denial of Service. An attacker controlling a CMP server or acti...

CVE-2026-42767 NULL Pointer Dereference in CRMF EncryptedValue Decryption

Issue summary: An attacker-controlled CMP Certificate Management Protocol server could trigger a NULL pointer dereference in a CMP client application. Impact summary: A NULL pointer dereference causes a crash of the application and a Denial of Service. An attacker controlling a CMP server or acti...

CVE-2026-42767 NULL Pointer Dereference in CRMF EncryptedValue Decryption

Issue summary: An attacker-controlled CMP Certificate Management Protocol server could trigger a NULL pointer dereference in a CMP client application. Impact summary: A NULL pointer dereference causes a crash of the application and a Denial of Service. An attacker controlling a CMP server or acti...

CVE-2026-42767

The CVE-2026-42767 issue affects the OpenSSL CMP client: processing a CRMF CertRepMessage with EncryptedValue where symmAlg has an OID but no parameters can trigger a NULL pointer dereference, crashing the CMP client and enabling DoS. The vulnerability is due to improper handling during CMP respo...

CVE-2026-42766

The CVE-2026-42766 entry documents a NULL pointer dereference in OpenSSL’s CMS decryption for password-based CMS messages. Specifically, PasswordRecipientInfo.keyDerivationAlgorithm is OPTIONAL and may be absent; OpenSSL’s CMS decryption dereferences this field without checking, triggering an app...

CVE-2026-42764 NULL Pointer Dereference in QUIC Server Initial Packet Handling

Issue summary: Receiving a QUIC initial packet with an invalid token may trigger a NULL pointer dereference in the OpenSSL QUIC server with address validation disabled. Impact summary: NULL pointer dereference typically causes abnormal termination of the affected QUIC server process and a Denial ...

CVE-2026-42764

Issue summary: Receiving a QUIC initial packet with an invalid token may trigger a NULL pointer dereference in the OpenSSL QUIC server with address validation disabled. Impact summary: NULL pointer dereference typically causes abnormal termination of the affected QUIC server process and a Denial ...

CVE-2026-42765

CVE-2026-42765 describes a NULL dereference in certificate verification when OCSP response checking is enabled together with partial-chain verification. The issue triggers a crash (Denial of Service) if the verified chain lacks a self-signed trusted anchor, because for the last certificate the is...

CVE-2026-42765 NULL Dereference in Certificate Verification with OCSP Checking

Issue summary: When a partial-chain certificate verification is enabled together with OCSP response checking for the whole chain, a NULL dereference will happen if the verified chain does not have a self-signed trusted anchor, crashing the process. Impact summary: A NULL pointer dereference can...

CVE-2026-42764 NULL Pointer Dereference in QUIC Server Initial Packet Handling

Issue summary: Receiving a QUIC initial packet with an invalid token may trigger a NULL pointer dereference in the OpenSSL QUIC server with address validation disabled. Impact summary: NULL pointer dereference typically causes abnormal termination of the affected QUIC server process and a Denial ...