sssd: sssd: GPO cache path traversal via unsanitized gPCFileSysPath allows Kerberos authentication bypass

A path traversal flaw was found in SSSD's AD GPO provider. The adgpoextractsmbcomponents function does not sanitize .. sequences in the gPCFileSysPath LDAP attribute, allowing an attacker with AD GPO management access to write files outside the GPO cache directory as root. On default RHEL...

CVE-2026-64515

A flaw was found in the Linux kernel's mac80211 Wi-Fi subsystem. This vulnerability arises from incorrect handling of Multi-Link Element MLE defragmentation. When a reconf or EPCS Enhanced Power Save MLE is present in a non-transmitted profile, the defragmentation routine uses an incorrect pointe...

swift-crypto: swift-crypto: Denial of Service due to double-free during RSA public key initialization

A flaw was found in swift-crypto. When an RSA Rivest-Shamir-Adleman public key is initialized from DER Distinguished Encoding Rules or PEM Privacy-Enhanced Mail formatted bytes, and an error occurs during the decoding process, a double-free vulnerability can be triggered. This issue, occurring wh...

UBUNTU-CVE-2026-64348

In the Linux kernel, the following vulnerability has been resolved: usb: free iso schedules on failed submit EHCI and FOTG210 isochronous submits build an ehciisosched before linking the URB to the endpoint queue, and keep the staged schedule in urb-hcpriv until isostreamschedule and the link...

CVE-2026-43823

A flaw was found in swift-crypto. When an RSA Rivest-Shamir-Adleman public key is initialized from DER Distinguished Encoding Rules or PEM Privacy-Enhanced Mail formatted bytes, and an error occurs during the decoding process, a double-free vulnerability can be triggered. This issue, occurring wh...

CVE-2026-43823

When initializing an RSA public key from DER or PEM bytes throws an error, the EVPPKEY is double-freed: first in the catch block, then in the deinit. This can lead to a crash on future memory allocations. This double-free manifests when BoringSSL cannot decode the public key from the bytes...

CVE-2026-63976

A flaw was found in the Linux kernel's Bluetooth L2CAP Logical Link Control and Adaptation Protocol implementation. A remote attacker, acting as a peer, could exploit a vulnerability where the system fails to clear a channel identifier after a successful Enhanced Credit Based Mode ECRED...

Important: Red Hat Security Advisory: Red Hat Ansible Automation Platform 2.2 security update

Updated images are now available for Red Hat Ansible Automation Platform 2.2, which include new features, bug fixes, and enhancements for Red Hat Ansible Automation Platform integration with Red Hat Developer Hub. Red Hat Ansible Automation Platform 2.2 delivers an Ansible-first Red Hat Developer...

CVE-2026-64111

A flaw was found in the Linux kernel's Security Module LSM. A local attacker could exploit this vulnerability by leveraging an improper handling of a credential guard mutex in the lsmsetselfattr function. This oversight may allow the attacker to bypass security restrictions enforced by modules su...

CVE-2026-53367

A flaw was found in the Linux kernel's Security-Enhanced Linux SELinux subsystem. The per-task avdcache access vector cache incorrectly stored and reused auditing information. This prevented some critical security permission checks, such as directory write operations, from being properly audited...

EUVD-2026-45603

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: bounds-check linkid in ieee80211mlepcs IEEE80211MLESTAEPCSCONTROLLINKID is 0x000f, so linkid extracted from a PRIOACCESS ML element PERSTAPROFILE subelement can be 0..15. sdata-link has IEEE80211MLDMAXNUMLINKS 15...

USN-8534-1 libreoffice vulnerabilities

It was discovered that LibreOffice incorrectly handled importing DXF drawings. An attacker could use this issue to cause LibreOffice to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2026-6039 It was discovered that LibreOffice incorrectly handled certain ODF...

CVE-2026-14476

A path traversal flaw was found in SSSD's AD GPO provider. The adgpoextractsmbcomponents function does not sanitize .. sequences in the gPCFileSysPath LDAP attribute, allowing an attacker with AD GPO management access to write files outside the GPO cache directory as root. On default RHEL...

EUVD-2026-42023

A path traversal flaw was found in SSSD's AD GPO provider. The adgpoextractsmbcomponents function does not sanitize .. sequences in the gPCFileSysPath LDAP attribute, allowing an attacker with AD GPO management access to write files outside the GPO cache directory as root. On default RHEL...

SUSE-SU-2026:2781-1 Security update for postfix

This update for postfix fixes the following issue - CVE-2026-43964: buffer overread and process crash via an enhanced status code that lacks text after the third number bsc1264062...

AlmaLinux 9 : kernel (ALSA-2026:30848)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:30848 advisory. kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation CVE-2026-31488 kernel: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach...

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: vim: vim-X11-9.2.725-1.hum1 aarch64, x8664 vim-common-9.2.725-1.hum1 aarch64, x8664 vim-data-9.2.725-1.hum1 noarch vim-default-editor-9.2.725-1.hum1 noarch vim-enhanced-9.2.725-1.hum1 aarch64,...

CVE-2026-53182

A flaw was found in the Linux kernel's nl80211 Wi-Fi subsystem. The nl80211parsernrelems function, responsible for parsing EMA RNR Enhanced Multiple Access Reduced Neighbor Report lists, does not properly handle an excessive number of nested NL80211ATTREMARNRELEMS inputs. This improper input...

keycloak: Keycloak: Information disclosure via SAML ECP endpoint

A flaw was found in Keycloak. A remote, unauthenticated attacker can exploit this vulnerability by sending specially crafted SOAP requests to the SAML ECP Security Assertion Markup Language Enhanced Client or Proxy endpoint with varying client IDs. By observing distinct faultstrings in the...

CVE-2026-53257

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: enforce HE/EHT cap/oper consistency Xiang Mei reports that mac80211 could crash if ehtcap is set but ehtoper isn't. Rather than fixing that for the individual users, enforce that both HE/EHT have consistent elemen...