CVE-2026-64137

The CVE-2026-64137 issue affects the Linux kernel CIFS client (SWN netlink). The vulnerability arises because CIFS_GENL_CMD_SWN_NOTIFY and related SWN multicast group handling lack proper capability checks, allowing an unprivileged local process to send witness notifications or join the multicast...

ppp: require CAP_NET_ADMIN in target netns for unattached ioctls

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SUSE CVE-2026-53236

In the Linux kernel, the following vulnerability has been resolved: tcp: restrict SOATTACHFILTER to priv users This patch restricts the use of SOATTACHFILTER cBPF on TCP sockets to users with CAPNETADMIN capability. This blocks potential side-channel attack where an unprivileged application...

CVE-2026-45932 bpf: Fix tcx/netkit detach permissions when prog fd isn't given

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix tcx/netkit detach permissions when prog fd isn't given This commit fixes a security issue where BPFPROGDETACH on tcx or netkit devices could be executed by any user when no program fd was provided, bypassing permission...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002318)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002318 advisory. Multiple buffer overflows in drivers/staging/wlags49h2/wlpriv.c in the Linux kernel before 3.12 allow local users to cause a denial of service or possibly have...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001773)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001773 advisory. A NULL pointer dereference flaw was found in the Linux kernel ipv4 stack. The socket buffer skb was assumed to be associated with a device before calling...

CVE-2023-53570 wifi: nl80211: fix integer overflow in nl80211_parse_mbssid_elems()

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: fix integer overflow in nl80211parsembssidelems nl80211parsembssidelems uses a u8 variable numelems to count the number of MBSSID elements in the nested netlink attribute attrs, which can lead to an integer overflo...

kernel: tty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: require CAPNETADMIN to attach NGSM0710 ldisc Any unprivileged user can attach NGSM0710 ldisc, but it requires CAPNETADMIN to create a GSM network anyway. Require initial namespace CAPNETADMIN to do that...

kernel: tty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: require CAPNETADMIN to attach NGSM0710 ldisc Any unprivileged user can attach NGSM0710 ldisc, but it requires CAPNETADMIN to create a GSM network anyway. Require initial namespace CAPNETADMIN to do that...

kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation

A use-after-free vulnerability was found in the Netfilter subsystem of the Linux kernel when processing batch requests to update nftables configuration. This vulnerability can be abused to perform arbitrary reads and writes in kernel memory. A local user with CAPNETADMIN capability could use this...

kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation

A use-after-free vulnerability was found in the Netfilter subsystem of the Linux kernel when processing batch requests to update nftables configuration. This vulnerability can be abused to perform arbitrary reads and writes in kernel memory. A local user with CAPNETADMIN capability could use this...

AZL-6598 CVE-2021-42008 affecting package kernel for versions less than 5.10.78.1-1

The decodedata function in drivers/net/hamradio/6pack.c in the Linux kernel before 5.13.13 has a slab out-of-bounds write. Input from a process that has the CAPNETADMIN capability can lead to root access...

UBUNTU-CVE-2012-6538

The copytouserauth function in net/xfrm/xfrmuser.c in the Linux kernel before 3.6 uses an incorrect C library function for copying a string, which allows local users to obtain sensitive information from kernel heap memory by leveraging the CAPNETADMIN capability...

kernel: ipv6: netfilter: ip6_tables: fix infoleak to userspace

net/ipv6/netfilter/ip6tables.c in the IPv6 implementation in the Linux kernel before 2.6.39 does not place the expected '\0' character at the end of string data in the values of certain structure members, which allows local users to obtain potentially sensitive information from kernel memory by...

kernel: heap contents leak for CAP_NET_ADMIN via ethtool ioctl

net/core/ethtool.c in the Linux kernel before 2.6.36 does not initialize certain data structures, which allows local users to obtain potentially sensitive information from kernel heap memory by leveraging the CAPNETADMIN capability for an ethtool ioctl call...