PT-2026-122007

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: don't leave stale bytes in skb copy and csum bits When skb copy and csum bits reaches unreadable frags it returns 0 after copying only the linear part, and the rest of the caller's buffer is left as it was. The calle...

CLSA-2026-1778756179 kernel: Fix of 3 CVEs

net: skbuff: propagate shared-frag marker through pskbcopy - Bluetooth: btusb: revert use of devmkzalloc in btusb CVE-2025-71082 - nfsd: fix use-after-free due to delegation race CVE-2021-47506...

PT-2026-116831

In the Linux kernel, the following vulnerability has been resolved: net: usb: catc: bound the RX packet length in catc rx done catc rx done walks a multi-packet URB, reading a two-byte length from each packet header. Its bound, pkt len urb-actual length, ignores the header offset and compares...

PT-2026-115751

In the Linux kernel, the following vulnerability has been resolved: net: wwan: mhi wwan mbim: check skb copy bits return value mhi mbim rx ignores the return value of skb copy bits when it copies each datagram out of the NTB. The datagram offset and length come from the DPE, which is only checked...

PT-2026-106565

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.2.10-1.1 Description The mhi mbim rx function fails to check the return value of skb copy bits when copying datagrams from the NTB Network Transfer Buffer. Because the datagram offset and length are provided by...

PT-2026-72871

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where rxrpc recvmsg data calls rxrpc verify data when rxrpc call.rx dec buffer is unallocated, assuming it will be allocated upon a successful return. However, rxrpc veri...

CVE-2026-68288

In the Linux kernel, the following vulnerability has been resolved: net: dropmonitor: fix info leak in NETDMATTRPAYLOAD netdmpacketreportfill and netdmhwpacketreportfill open code the NETDMATTRPAYLOAD attribute to avoid zeroing the packet payload before overwriting it with skbcopybits. skbput...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vsock/virtio: fixed an issue where an empty payload was present in the tap skb for non-linear buffers. For non-linear skbs, virtiotransportbuildskb calls virtiotransportcopynonlinearskb to copy the original payload into a new...

SUSE CVE-2026-46207

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix empty payload in tap skb for non-linear buffers For non-linear skbs, virtiotransportbuildskb goes through virtiotransportcopynonlinearskb to copy the original payload in the new skb to be delivered to the vsockm...

UBUNTU-CVE-2026-46207

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix empty payload in tap skb for non-linear buffers For non-linear skbs, virtiotransportbuildskb goes through virtiotransportcopynonlinearskb to copy the original payload in the new skb to be delivered to the vsockm...

Important: kernel-livepatch-6.1.166-197.305

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.1.166-197.305 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

CVE-2026-46300 net: skbuff: preserve shared-frag marker during coalescing

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoalesce can attach paged frags from @from to @to. If @from has SKBFLSHAREDFRAG set, the resulting @to skb can contain the same externally-owned or page-cache-backe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ovpn: TCP – fix for extracting packets from the stream When processing TCP stream data in ovpntcprecv, we receive large cloned skbs from strprcv, which may contain multiple coalesced packets. The current implementation has two...

SUSE-SU-2026:21673-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. - CVE-2026-46300: net: skbuff: propagate...

SUSE-SU-2026:21689-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. - CVE-2026-46300: net: skbuff: propagate...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through frag-transfer helpers CVE-2026-43503 In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy...

CVE-2026-43284

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags MSGSPLICEPAGES can attach pages from a pipe directly to an skb. TCP marks such skbs with SKBFLSHAREDFRAG after skbsplicefromiter, so later paths that may modify packet data ca...

EUVD-2026-27815

In the Linux kernel, the following vulnerability has been resolved: ovpn: tcp - fix packet extraction from stream When processing TCP stream data in ovpntcprecv, we receive large cloned skbs from strprcv that may contain multiple coalesced packets. The current implementation has two bugs: 1. Head...

CVE-2026-43254

In the Linux kernel, the following vulnerability has been resolved: ovpn: tcp - fix packet extraction from stream When processing TCP stream data in ovpntcprecv, we receive large cloned skbs from strprcv that may contain multiple coalesced packets. The current implementation has two bugs: 1. Head...

SUSE CVE-2026-43039

In the Linux kernel, the following vulnerability has been resolved: net: ti: icssg-prueth: fix missing data copy and wrong recycle in ZC RX dispatch emacdispatchskbzc allocates a new skb via napiallocskb but never copies the packet data from the XDP buffer into it. The skb is passed up the stack...