CVE-2026-63794 KVM: SVM: Fix page overflow in sev_dbg_crypt() for ENCRYPT path

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Fix page overflow in sevdbgcrypt for ENCRYPT path In sevdbgcrypt, the per-iteration transfer length is bounded by the source page offset PAGESIZE - soff but not by the destination page offset PAGESIZE - doff. When doff...

OESA-2026-3001 openvpn security update

OpenVPN is a full-featured open source SSL VPN solution that accommodates a wide range of configurations, including remote access, site-to-site VPNs, Wi-Fi security, and enterprise-scale remote access solutions with load balancing, failover, and fine-grained access-controls. Starting with the...

OESA-2026-3008 pam security update

PAM Pluggable Authentication Modules is a system of libraries that handle the authentication tasks of applications services on the system. Security Fixes: Linux-PAM through 1.7.2 contains an observable timing discrepancy CWE-208 in the pamuserdb module's plaintext-password comparison path in...

Linux Distros Unpatched Vulnerability : CVE-2026-63794

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: SVM: Fix page overflow in sevdbgcrypt for ENCRYPT path In sevdbgcrypt, the per-iteration transfer length is bounded by the source page offset PAGESIZE - so...

USN-8540-1: OpenVPN vulnerabilities

It was discovered that OpenVPN had a 1-byte buffer overrun when handling NTLMv2 proxy responses. An attacker could use this issue to cause a denial of service or possibly execute arbitrary code. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. CVE-2026-11771 It was discovered that...

Linux Distros Unpatched Vulnerability : CVE-2026-58102

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension...

Linux Distros Unpatched Vulnerability : CVE-2026-58101

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER...

DEBIAN-CVE-2026-58102

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension hash via extensions, extensionsbylongname, extensionsbyoid, or hasextensionoid, the code passes OBJobj2txt's return value as the hash-key...

CVE-2026-58102

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension hash via extensions, extensionsbylongname, extensionsbyoid, or hasextensionoid, the code passes OBJobj2txt's return value as the hash-key...

DEBIAN-CVE-2026-58101

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

CVE-2026-58102

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension hash via extensions, extensionsbylongname, extensionsbyoid, or hasextensionoid, the code passes OBJobj2txt's return value as the hash-key...

UBUNTU-CVE-2026-58102

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension hash via extensions, extensionsbylongname, extensionsbyoid, or hasextensionoid, the code passes OBJobj2txt's return value as the hash-key...

UBUNTU-CVE-2026-58101

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

CVE-2026-58101

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

CVE-2026-58102 Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hv_exts

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension hash via extensions, extensionsbylongname, extensionsbyoid, or hasextensionoid, the code passes OBJobj2txt's return value as the hash-key...

CVE-2026-58102 Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hv_exts

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension hash via extensions, extensionsbylongname, extensionsbyoid, or hasextensionoid, the code passes OBJobj2txt's return value as the hash-key...

CVE-2026-58102

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension hash via extensions, extensionsbylongname, extensionsbyoid, or hasextensionoid, the code passes OBJobj2txt's return value as the hash-key...

CVE-2026-58102

Summary of CVE-2026-58102 : Crypt::OpenSSL::X509 (Perl) versions before 2.1.3 are affected by a heap out-of-bounds read when processing long certificate extension OIDs in hv_exts. The vulnerability arises while building the extension hash through extensions(), extensions_by_long_name(), extension...

CVE-2026-58101 Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

CVE-2026-58101 Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...