CVE-2026-45840 openvswitch: cap upcall PID array size and pre-size vport replies

In the Linux kernel, the following vulnerability has been resolved: openvswitch: cap upcall PID array size and pre-size vport replies The vport netlink reply helpers allocate a fixed-size skb with nlmsgnewNLMSGDEFAULTSIZE, ... but serialize the full upcall PID array via ovsvportgetupcallportids...

PT-2026-43674

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the openvswitch component where vport netlink reply helpers allocate a fixed-size socket buffer skb using nlmsg newNLMSG DEFAULT SIZE, ..., but serialize the full upca...

Linux Distros Unpatched Vulnerability : CVE-2026-45840

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - openvswitch: cap upcall PID array size and pre-size vport replies The vport netlink reply helpers allocate a fixed-size skb with nlmsgnewNLMSGDEFAULTSIZE, ... b...

Medium: cifs-utils

Issue Overview: A flaw was found in cifs-utils. When trying to obtain Kerberos credentials, the cifs.upcall program from the cifs-utils package makes an upcall to the wrong namespace in containerized environments. This issue may lead to disclosing sensitive data from the host's Kerberos credentia...

Linux Distros Unpatched Vulnerability : CVE-2026-31392

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - smb: client: fix krb5 mount with username option Customer reported that some of their krb5 mounts were failing against a single server as the client was trying ...

SUSE CVE-2026-31392

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix krb5 mount with username option Customer reported that some of their krb5 mounts were failing against a single server as the client was trying to mount the shares with wrong credentials. It turned out the client...

UBUNTU-CVE-2026-31392

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix krb5 mount with username option Customer reported that some of their krb5 mounts were failing against a single server as the client was trying to mount the shares with wrong credentials. It turned out the client...

CVE-2026-31392

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix krb5 mount with username option Customer reported that some of their krb5 mounts were failing against a single server as the client was trying to mount the shares with wrong credentials. It turned out the client...

CVE-2026-22980 nfsd: provide locking for v4_end_grace

In the Linux kernel, the following vulnerability has been resolved: nfsd: provide locking for v4endgrace Writing to v4endgrace can race with server shutdown and result in memory being accessed after it was freed - reclaimstrhashtbl in particularly. We cannot hold nfsdmutex across the nfsd4endgrac...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992334)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992334 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: fix DFS traversal oops without CONFIGCIFSDFSUPCALL When compiled with CONFIGCIFSDFSUPCALL...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992527)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992527 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: fix DFS traversal oops without CONFIGCIFSDFSUPCALL When compiled with CONFIGCIFSDFSUPCALL...

PT-2026-43850

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the nfsd component where certain operations, such as SETATTR, can trigger idmap lookup upcalls during v4 request compound argument decoding. If these upcall responses...

ROS-20251215-7313

A vulnerability in the cifs.upcall function of the CIFS cifs-utils network file system mount utility package is related to the provisioning of a data element for an erroneous session. Exploitation of the vulnerability could allow an attacker to disclose protected information...

EUVD-2023-59838

Malicious code in bioql PyPI...

EUVD-2022-55241

Malicious code in bioql PyPI...

SUSE CVE-2023-53246

In the Linux kernel, the following vulnerability has been resolved: cifs: fix DFS traversal oops without CONFIGCIFSDFSUPCALL When compiled with CONFIGCIFSDFSUPCALL disabled, cifsdfsdautomount is NULL. cifs.ko logic for mapping CIFSFATTRDFSREFERRAL attributes to SAUTOMOUNT and corresponding dentry...

CVE-2023-53246

In the Linux kernel, the following vulnerability has been resolved: cifs: fix DFS traversal oops without CONFIGCIFSDFSUPCALL When compiled with CONFIGCIFSDFSUPCALL disabled, cifsdfsdautomount is NULL. cifs.ko logic for mapping CIFSFATTRDFSREFERRAL attributes to SAUTOMOUNT and corresponding dentry...

DEBIAN-CVE-2023-53246

In the Linux kernel, the following vulnerability has been resolved: cifs: fix DFS traversal oops without CONFIGCIFSDFSUPCALL When compiled with CONFIGCIFSDFSUPCALL disabled, cifsdfsdautomount is NULL. cifs.ko logic for mapping CIFSFATTRDFSREFERRAL attributes to SAUTOMOUNT and corresponding dentry...

UBUNTU-CVE-2023-53246

In the Linux kernel, the following vulnerability has been resolved: cifs: fix DFS traversal oops without CONFIGCIFSDFSUPCALL When compiled with CONFIGCIFSDFSUPCALL disabled, cifsdfsdautomount is NULL. cifs.ko logic for mapping CIFSFATTRDFSREFERRAL attributes to SAUTOMOUNT and corresponding dentry...

CVE-2023-53246

CVE-2023-53246 (Linux kernel, CIFS DFS upcall) : When CONFIG_CIFS_DFS_UPCALL is disabled, cifs_dfs_d_automount becomes NULL and the CIFS DFS referral handling can trigger a NULL pointer dereference in VFS follow_automount() while traversing a DFS referral. The fix adds an inline cifs_dfs_d_automo...