CVE-2022-50265 kcm: annotate data-races around kcm->rx_wait

In the Linux kernel, the following vulnerability has been resolved: kcm: annotate data-races around kcm-rxwait kcm-rxpsock can be read locklessly in kcmrfree. Annotate the read and writes accordingly. syzbot reported: BUG: KCSAN: data-race in kcmrcvstrparser / kcmrfree write to 0xffff88810784e3d0...

sctp: linearize cloned gso packets in sctp_rcv

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CVE-2025-38718

In the Linux kernel, the following vulnerability has been resolved: sctp: linearize cloned gso packets in sctprcv A cloned head skb still shares these frag skbs in fraglist with the original head skb. It's not safe to access these frag skbs. syzbot reported two use-of-uninitialized-memory bugs...

CVE-2025-38718 sctp: linearize cloned gso packets in sctp_rcv

In the Linux kernel, the following vulnerability has been resolved: sctp: linearize cloned gso packets in sctprcv A cloned head skb still shares these frag skbs in fraglist with the original head skb. It's not safe to access these frag skbs. syzbot reported two use-of-uninitialized-memory bugs...

rxrpc: Fix recv-recv race of completed call

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xsk: Fix race condition in AF_XDP generic RX path

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PT-2025-40093

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue where non-station wcid entries could be incorrectly passed to receive rx functions. This could lead to corruption within the wcid array due to improper...

CVE-2025-38646

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: avoid NULL dereference when RX problematic packet on unsupported 6 GHz band With a quite rare chance, RX report might be problematic to make SW think a packet is received on 6 GHz band even if the chip does not suppo...

CVE-2025-38622

In the Linux kernel, the following vulnerability has been resolved: net: drop UFO packets in udprcvsegment When sending a packet with virtionethdr to tun device, if the gsotype in virtionethdr is SKBGSOUDP and the gsosize is less than udphdr size, below crash may happen. ------------ cut here...

CVE-2025-38646 wifi: rtw89: avoid NULL dereference when RX problematic packet on unsupported 6 GHz band

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: avoid NULL dereference when RX problematic packet on unsupported 6 GHz band With a quite rare chance, RX report might be problematic to make SW think a packet is received on 6 GHz band even if the chip does not suppo...

kernel: tls: always refresh the queue when reading sock

In the Linux kernel, the following vulnerability has been resolved: tls: always refresh the queue when reading sock After recent changes in net-next TCP compacts skbs much more aggressively. This unearthed a bug in TLS where we may try to operate on an old skb when checking if all skbs in the que...

Linux Distros Unpatched Vulnerability : CVE-2025-37920

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xsk: Fix race condition in AFXDP generic RX path Move rxlock from xsksocket to xskbuffpool. Fix synchronization for shared umem mode in generic RX path where...

Linux Distros Unpatched Vulnerability : CVE-2025-21969

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: L2CAP: Fix slab-use-after-free Read in l2capsendcmd After the hci sync command releases l2capconn, the hci receive data work queue references the...

Linux Distros Unpatched Vulnerability : CVE-2022-49814

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: kcm: close race conditions on skreceivequeue sk-skreceivequeue is protected by skb queue loc...

Linux Distros Unpatched Vulnerability : CVE-2021-47015

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bnxten: Fix RX consumer index logic in the error path. In bnxtrxpkt, the RX buffers are expected to complete in order. If the RX consumer index indicates an out...

CVE-2025-38413

In the Linux kernel, the following vulnerability has been resolved: virtio-net: xsk: rx: fix the frame's length check When calling buftoxdp, the len argument is the frame data's length without virtio header's length vi-hdrlen. We check that len with xskpoolgetrxframesize + vi-hdrlen to ensure the...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a frame length checking error in the virtio-net xsk receive path, which could lead to a buffer overflow...

DEBIAN-CVE-2025-38165

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix panic when calling skblinearize The panic can be reproduced by executing the command: ./bench sockmap -c 2 -p 1 -a --rx-verdict-ingress --rx-strp 100000 Then a kernel panic was captured: ''' 657.460555 kernel BU...

UBUNTU-CVE-2025-38165

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix panic when calling skblinearize The panic can be reproduced by executing the command: ./bench sockmap -c 2 -p 1 -a --rx-verdict-ingress --rx-strp 100000 Then a kernel panic was captured: ''' 657.460555 kernel BU...

CVE-2025-38018

In the Linux kernel, the following vulnerability has been resolved: net/tls: fix kernel panic when allocpage failed We cannot set fraglist to NULL pointer when allocpage failed. It will be used in tlsstrpcheckqueueok when the next time tlsstrpreadsock is called. This is because we don't reset...