kernel: net: openvswitch: reject oversized nested action attrs

A flaw was found in Open vSwitch in the Linux kernel. Improper handling of oversized nested action attributes can lead to a truncated length field, which could be exploited by a local attacker to alter kernel memory. This alteration might result in the disclosure of sensitive information or a loc...

SUSE CVE-2026-64531

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nlalen field is u16. Commit a1e64addf3ff "net: openvswitch: remove misbehaving actions length check" allowed the...

kernel: net: openvswitch: reject oversized nested action attrs

A flaw was found in Open vSwitch in the Linux kernel. Improper handling of oversized nested action attributes can lead to a truncated length field, which could be exploited by a local attacker to alter kernel memory. This alteration might result in the disclosure of sensitive information or a loc...

[slackware-security] p11-kit

New p11-kit packages are available for Slackware 15.0 and -current to fix a security issue. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/p11-kit-0.26.5-i586-1slack15.0.txz: Upgraded. This update fixes a security issue: rpc: guard against overflow when decoding nested...

Important: kernel-livepatch-6.1.168-203.330

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs CVE-2026-64531 In the Linux kernel, the following vulnerability has been resolved: xfs: resample the data fork mapping after cycling ILOCK CVE-2026-64600...

foreman: Foreman: Unauthorized modification of host configurations via broken access control

A flaw was found in Foreman. This broken access control vulnerability allows an authenticated user with host-edit permissions to retarget an existing lookup value override to a different host. This is achieved by modifying the match field through nested host attributes, effectively bypassing...

CVE-2026-5135 Foreman: foreman: unauthorized modification of host configurations via broken access control

A flaw was found in Foreman. This broken access control vulnerability allows an authenticated user with host-edit permissions to retarget an existing lookup value override to a different host. This is achieved by modifying the match field through nested host attributes, effectively bypassing...

CVE-2025-40254

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: remove never-working support for setting nsh fields The validation of the setnsh... action is completely wrong. It runs through the nshkeyputfromnlattr function that is the same function that validates NSH keys...

EUVD-2025-201203

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: remove never-working support for setting nsh fields The validation of the setnsh... action is completely wrong. It runs through the nshkeyputfromnlattr function that is the same function that validates NSH keys...

CVE-2025-40254 net: openvswitch: remove never-working support for setting nsh fields

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: remove never-working support for setting nsh fields The validation of the setnsh... action is completely wrong. It runs through the nshkeyputfromnlattr function that is the same function that validates NSH keys...

PT-2025-49084

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.17.0-rc4+ Description The Linux kernel contains a flaw in the Open vSwitch OVS component related to the handling of Network Service Header NSH fields within the setnsh... action. The validation process for this...

EUVD-2017-0334

Malware in sbrugna...

EUVD-2017-0240

Malware in sbrugna...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-394278)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-394278 advisory. In the Linux kernel, the following vulnerability has been resolved: net: ice: Fix potential NULL pointer dereference in icebridgesetlink The function icebridgesetlin...

CVE-2023-53369

In the Linux kernel, the following vulnerability has been resolved: net: dcb: choose correct policy to parse DCBATTRBCN The dcbnlbcnsetcfg uses erroneous policy to parse tbDCBATTRBCN, which is introduced in commit 859ee3c43812 "DCB: Add support for DCB BCN". Please see the comment in below code...

UBUNTU-CVE-2023-53369

In the Linux kernel, the following vulnerability has been resolved: net: dcb: choose correct policy to parse DCBATTRBCN The dcbnlbcnsetcfg uses erroneous policy to parse tbDCBATTRBCN, which is introduced in commit 859ee3c43812 "DCB: Add support for DCB BCN". Please see the comment in below code...

DEBIAN-CVE-2025-37998

In the Linux kernel, the following vulnerability has been resolved: openvswitch: Fix unsafe attribute parsing in outputuserspace This patch replaces the manual Netlink attribute iteration in outputuserspace with nlaforeachnested, which ensures that only well-formed attributes are processed...

PT-2025-23157

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue concerns unsafe attribute parsing in the output userspace function of the openvswitch module in the Linux kernel. A patch has been applied to replace manual Netlink attribute...

UBUNTU-CVE-2022-49086

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. So this memory has to be freed while...

kernel: rtnetlink: Correct nested IFLA_VF_VLAN_LIST attribute validation

In the Linux kernel, the following vulnerability has been resolved: rtnetlink: Correct nested IFLAVFVLANLIST attribute validation Each attribute inside a nested IFLAVFVLANLIST is assumed to be a struct iflavfvlaninfo so the size of such attribute needs to be at least of sizeofstruct iflavfvlaninf...