PT-2026-106537

In the Linux kernel, the following vulnerability has been resolved: mmc: sdio uart: fix xmit fifo leak when the port table is full sdio uart add port allocates the transmit fifo before claiming a slot in sdio uart table. When all UART NR slots are taken, it returns -EBUSY with the fifo still...

PT-2026-98733

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Reliable Datagram Sockets RDS implementation where the rds tcp reset callbacks function fails to properly synchronize the transmit path. The function attempts to...

PT-2026-94419

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the sch teql scheduler where the teql master xmit function sets the skb-dev variable to a slave device before calling ndo start xmit, but fails to restore it if the...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: Fixed a race condition when enabling fast-xmit. fast-xmit must only be enabled after the station has been uploaded to the driver. Otherwise, it might pass the yet-to-be-uploaded station through drvtx calls to the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: be2net: fixed a potential memory leak in bexmit. bexmit returns NETDEVTXOK without freeing the skb variable, in case bexmitenqueue fails. To address this issue, add devkfreeskbany to properly handle the situation...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: s390/lcs: Fixed the return type of lcsstartxmit With Clang’s Kernel Control Flow Integrity kCFI, CONFIGCFICLANG, indirect call targets are validated against the expected function pointer prototype to ensure that the call target i...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: net: bridge: xmit: Ensure that the ethheaderlen field is set to a valid value. The syzbot triggered an uninitvalue1 error in the bridgedevice’s xmit path by sending a packet shorter than ETHHLEN bytes. To fix this issue, check...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: lwt: Fixed the return values of BPF xmit operations. The BPF encap operations can return different types of positive values, such as NETRXDROP, NETXMITCN, NETDEVTXBUSY, etc., from the functions skbdoredirect and...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Staging: r8712: Fixed a memory leak in r8712initxmitpriv In the aforementioned routine, memory is allocated in several places. If the first attempt to allocate memory succeeds, but a subsequent attempt fails, the routine will cau...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xfrm: Policy: Fix metadata dst-dev xmit null pointer dereference When we try to transmit an skb with metadatadst attached i.e., dst-dev == NULL through the xfrm interface, we may encounter a null pointer dereference in xfrmixmit2...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mxser: fixed the xmitbuf leak in activate when LSR == 0xff. When LSR is 0xff during the call to -activate, we return an error. It is ensured that the -shutdown method is not called when -activate fails; otherwise, nothing actuall...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: can: vxcan: vxcanxmit: fix use after free bug After calling netifrxniskb, dereferencing the skb is unsafe. In particular, the canfdframe structure, which aliases skb memory, is accessed after the netifrxni function...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053414)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053414 advisory. In the Linux kernel, the following vulnerability has been resolved: net: bridge: xmit: make sure we have at least eth header len bytes syzbot triggered an uninit...

PT-2026-85633

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix use-after-free in ip6 finish output2 ip6 finish output2 caches a pointer to the IPv6 destination address daddr before invoking lwtunnel xmit. The LWT-BPF transmit path or other encapsulation operations within lwtunnel...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-001503)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-001503 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: fix mptcp DSS corruption due to large pmtu xmit Syzkaller was able to trigger a DSS...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: Support for IPIP tunnels with direct xmit. The combination of IPIP tunnels with direct xmit—for example, in the case of bridge devices—results in an issue because no dstentry is provided to check the...

SUSE CVE-2026-72248

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: support IPIP tunnel with direct xmit The combination of IPIP tunnel with direct xmit, eg. bridge device, breaks because no dstentry is provided to check the skb headroom and to set the iph-fragoff field. Thi...

Linux Distros Unpatched Vulnerability : CVE-2026-72248

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: netfilter: flowtable: support IPIP tunnel with direct xmit The combination of IPIP tunnel wi...

CVE-2026-72248

A flaw was found in the Linux kernel's netfilter flowtable component. When an Internet Protocol over Internet Protocol IPIP tunnel is used with direct transmit xmit, such as with a bridge device, the system fails to properly handle network packet destination entries. This improper handling can le...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100138)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100138 advisory. In the Linux kernel, the following vulnerability has been resolved: net: consume xmit errors of GSO frames udpgrofrglist.sh and udpgrobench.sh are the flakiest tests...