Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

kernel: cifs: fix oops during encryption

An out-of-bounds memory access vulnerability exists in the linux kernel, such that A stack-allocated buffer backed by vmalloc was passed into crypto code scatterwalkmapandcopy → memcpy where a cross-page write occurred. This ended up hitting a read-only mapping, causing a page-level fault and...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

RHEL 9 : kernel (RHSA-2025:22066)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22066 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ALSA: usb-audio: Validate UAC...

RHEL 9 : kernel-rt (RHSA-2025:22087)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22087 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

RHEL 8 : kernel (RHSA-2025:22006)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22006 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ethtool: check device is...

RHEL 8 : kernel (RHSA-2025:22072)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22072 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ALSA: usb-audio: Validate UAC...

kernel: smb: client: fix use-after-free in cifs_oplock_break

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in cifsoplockbreak A race condition can occur in cifsoplockbreak leading to a use-after-free of the cinode structure when unmounting: cifsoplockbreak cifsFileInfoputcfile cifsFileInfoputfinal...

Unbreakable Enterprise kernel security update

5.4.17-2136.349.3.1 - i40e: add validation for ringlen param Lukasz Czapnik Orabug: 38604171 CVE-2025-39973 - i40e: increase max descriptors for XL710 Justin Bronder Orabug: 38604171 CVE-2025-39973 5.4.17-2136.349.3 - Revert 'net/mlx5e: Update and set Xon/Xoff upon MTU set' Jakub Kicinski Orabug:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989234)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989234 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: fix page frag corruption on page fault Steffen reported a TCP stream corruption for HTTP...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989394)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989394 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: prevent NULL deref in cifscomposemountoptions The optional @ref parameter might contain an...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988780)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988780 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: fix double free race when mount fails in cifsgetroot When cifsgetroot fails during...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989331)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989331 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uncleared server-smbdconn in reconnect In smbddestroy, clear the...

kernel security update

4.18.0-553.82.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fixed a potential deadlock that could occur when reconnecting channels. Fixed the function cifssignalcifsdforreconnect to follow the correct lock order and prevent the following deadlock from occurring:...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: CIFS: Fixed the smbdresponse slab to allow usercopy. The handling of received data in the smbdirect client code involves using copytoiter to copy data from the packet trailer of the smbdreponse structure to a buffer provided by...

SUSE CVE-2025-40099

In the Linux kernel, the following vulnerability has been resolved: cifs: parsedfsreferrals: prevent oob on malformed input Malicious SMB server can send invalid reply to FSCTLDFSGETREFERRALS - reply smaller than sizeofstruct getdfsreferralrsp - reply with number of referrals smaller than...

SUSE CVE-2025-40103

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix refcount leak for cifssbtlink Fix three refcount inconsistency issues related to cifssbtlink. Comments for cifssbtlink state that cifsputtlink needs to be called after successful calls to cifssbtlink. Three calls...

EUVD-2025-36979

In the Linux kernel, the following vulnerability has been resolved: cifs: parsedfsreferrals: prevent oob on malformed input Malicious SMB server can send invalid reply to FSCTLDFSGETREFERRALS - reply smaller than sizeofstruct getdfsreferralrsp - reply with number of referrals smaller than...