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...

SUSE CVE-2025-38532

In the Linux kernel, the following vulnerability has been resolved: net: libwx: properly reset Rx ring descriptor When device reset is triggered by feature changes such as toggling Rx VLAN offload, wx-doreset is called to reinitialize Rx rings. The hardware descriptor ring may retain stale values...

SUSE CVE-2025-38236

In the Linux kernel, the following vulnerability has been resolved: afunix: Don't leave consecutive consumed OOB skbs. Jann Horn reported a use-after-free in unixstreamreadgeneric. The following sequences reproduce the issue: $ python3 from socket import s1, s2 = socketpairAFUNIX, SOCKSTREAM...

AZL-64799 CVE-2025-38236 affecting package kernel for versions less than 6.6.96.1-1

In the Linux kernel, the following vulnerability has been resolved: afunix: Don't leave consecutive consumed OOB skbs. Jann Horn reported a use-after-free in unixstreamreadgeneric. The following sequences reproduce the issue: $ python3 from socket import s1, s2 = socketpairAFUNIX, SOCKSTREAM...

AZL-72781 CVE-2025-38236 affecting package kernel for versions less than 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: afunix: Don't leave consecutive consumed OOB skbs. Jann Horn reported a use-after-free in unixstreamreadgeneric. The following sequences reproduce the issue: $ python3 from socket import s1, s2 = socketpairAFUNIX, SOCKSTREAM...

CVE-2025-38124

In the Linux kernel, the following vulnerability has been resolved: net: fix udp gso skbsegment after pull from fraglist Commit a1e40ac5b5e9 "net: gso: fix udp gso fraglist segmentation after pull from fraglist" detected invalid geometry in fraglist skbs and redirects them from skbsegmentlist to...

UBUNTU-CVE-2025-38124

In the Linux kernel, the following vulnerability has been resolved: net: fix udp gso skbsegment after pull from fraglist Commit a1e40ac5b5e9 "net: gso: fix udp gso fraglist segmentation after pull from fraglist" detected invalid geometry in fraglist skbs and redirects them from skbsegmentlist to...

CVE-2022-49975

In the Linux kernel, the following vulnerability has been resolved: bpf: Don't redirect packets with invalid pktlen Syzbot found an issue 1: fqcodeldrop try to drop a flow whitout any skbs, that is, the flow-head is null. The root cause, as the 2 says, is because that bpfprogtestrunskb run a bpf...

UBUNTU-CVE-2022-49975

In the Linux kernel, the following vulnerability has been resolved: bpf: Don't redirect packets with invalid pktlen Syzbot found an issue 1: fqcodeldrop try to drop a flow whitout any skbs, that is, the flow-head is null. The root cause, as the 2 says, is because that bpfprogtestrunskb run a bpf...

PT-2025-27710

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, related to the handling of UDP packets with modified geometry. The issue occurs when optional datapath hooks such as NAT and BPF...

CVE-2025-21954

In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently on stable trees we have support for netmem/devmem RX but not TX. It is not safe to forward/redirect an RX unreadable netmem packet into the device's TX path, as the device may call...

UBUNTU-CVE-2025-21954

In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently on stable trees we have support for netmem/devmem RX but not TX. It is not safe to forward/redirect an RX unreadable netmem packet into the device's TX path, as the device may call...

CVE-2025-21954 netmem: prevent TX of unreadable skbs

In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently on stable trees we have support for netmem/devmem RX but not TX. It is not safe to forward/redirect an RX unreadable netmem packet into the device's TX path, as the device may call...

CVE-2025-21954

In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently on stable trees we have support for netmem/devmem RX but not TX. It is not safe to forward/redirect an RX unreadable netmem packet into the device's TX path, as the device may call...

CVE-2025-21954

CVE-2025-21954: Linux kernel netmem component vulnerability where TX of unreadable SKBs could be forwarded, potentially triggering unsafe DMA mappings. The issue arises because stable trees supported netmem RX but not TX, making unreadable RX netmem packets unsafe to forward into the device TX pa...

CVE-2025-21954 netmem: prevent TX of unreadable skbs

In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently on stable trees we have support for netmem/devmem RX but not TX. It is not safe to forward/redirect an RX unreadable netmem packet into the device's TX path, as the device may call...

DEBIAN-CVE-2025-21864

In the Linux kernel, the following vulnerability has been resolved: tcp: drop secpath at the same time as we currently drop dst Xiumei reported hitting the WARN in xfrm6tunnelnetexit while running tests that boil down to: - create a pair of netns - run a basic TCP test over ipcomp6 - delete the...

SUSE CVE-2022-49479

In the Linux kernel, the following vulnerability has been resolved: mt76: fix tx status related use-after-free race on station removal There is a small race window where ongoing tx activity can lead to a skb getting added to the status tracking idr after that idr has already been cleaned up, whic...

DEBIAN-CVE-2022-49479

In the Linux kernel, the following vulnerability has been resolved: mt76: fix tx status related use-after-free race on station removal There is a small race window where ongoing tx activity can lead to a skb getting added to the status tracking idr after that idr has already been cleaned up, whic...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: core: Reject skbcopyexpand for fraglist GSO skbs. The values of SKBGSOFRAGLIST skbs must not be linearized; otherwise, they become invalid. Return NULL if such an skb is passed to skbcopy or skbcopyexpand, in order to preven...