CVE-2026-28390

A flaw was found in OpenSSL. A remote attacker could exploit this vulnerability by sending a specially crafted Cryptographic Message Syntax CMS EnvelopedData message. During the processing of a KeyTransportRecipientInfo with RSA-OAEP encryption, the system attempts to access an optional parameter...

freerdp: FreeRDP has a NULL Pointer Dereference in rdp_write_logon_info_v2()

A null pointer dereference has been discovered in FreeRDP. A NULL pointer dereference vulnerability in rdpwritelogoninfov2 allows a malicious RDP server to crash FreeRDP proxy by sending a specially crafted LogonInfoV2 PDU with cbDomain=0 or cbUserName=0...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006572)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006572 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: Fix possible NULL dereference in sndac97mixer smatch error:...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006689)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006689 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/i915/gvt: fix vgpu debugfs clean in remove Check carefully on root debugfs available when...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006632)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006632 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix null-ptr-deref in ibcorecleanup KASAN reported a null-ptr-deref error: KASAN:...

SUSE CVE-2026-28388

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...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the CMSdecrypt function. An attacker can cause a crash by submitting a specially crafted CMS EnvelopedData message with a missing optional parameters field in the KeyEncryptionAlgorithmIdentifier, leading to ...

DEBIAN-CVE-2026-28390

Issue summary: During processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptographic operations occur resulting in Denia...

CVE-2026-28389

Issue summary: During processing of a crafted CMS EnvelopedData message with KeyAgreeRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptographic operations occur resulting in Denial of...

ALPINE-CVE-2026-28388

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...

CVE-2026-28389

Issue summary: During processing of a crafted CMS EnvelopedData message with KeyAgreeRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptographic operations occur resulting in Denial of...

CVE-2026-28389

CVE-2026-28389 describes a NULL pointer dereference in OpenSSL when processing CMS EnvelopedData with KeyAgreeRecipientInfo. If the optional parameters field of KeyEncryptionAlgorithmIdentifier is missing, a NULL dereference can occur, potentially causing DoS via crash during CMS_decrypt() on unt...

CVE-2026-28388

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...

CVE-2026-28388

CVE-2026-28388 describes a NULL pointer dereference in OpenSSL delta-CRL processing when the CRL Number extension is missing. Exploitation requires enabling X509_V_FLAG_USE_DELTAS and the presence of a freshestCRL or EXFLAG_FRESHEST; processing a malformed delta CRL can crash an application, caus...

SUSE-SU-2026:21062-1 Security update for expat

This update for expat fixes the following issues: - CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an entity declaration value bsc1259726. - CVE-2026-32777: denial of service due to infinite loop in DTD content parsing bsc1259711. - CVE-2026-3277...

NULL Pointer Dereference

Overview org.webjars.npm:electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS. Affected versions of this package are vulnerable to NULL Pointer Dereference in the clipboard.readImage function when processing malformed clipboard image data...

CVE-2026-5745

A flaw was found in libarchive. A NULL pointer dereference vulnerability exists in the ACL parsing logic, specifically within the archiveaclfromtextnl function. When processing a malformed ACL string such as a bare "d" or "default" tag without subsequent fields, the function fails to perform...

Important: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

SUSE-SU-2026:21031-1 Security update for expat

This update for expat fixes the following issues: - CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an entity declaration value bsc1259726. - CVE-2026-32777: denial of service due to infinite loop in DTD content parsing bsc1259711. - CVE-2026-3277...

freerdp: FreeRDP has a NULL Pointer Dereference in rdp_write_logon_info_v2()

A null pointer dereference has been discovered in FreeRDP. A NULL pointer dereference vulnerability in rdpwritelogoninfov2 allows a malicious RDP server to crash FreeRDP proxy by sending a specially crafted LogonInfoV2 PDU with cbDomain=0 or cbUserName=0...