CVE-2026-98239

A flaw was found in the Linux kernel's LAN743x network device driver. This vulnerability allows an attacker capable of transmitting network traffic to an affected system to cause a Denial of Service DoS or memory corruption. The issue occurs because the driver attempts to update checksum...

DEBIAN-CVE-2026-98239

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

AZL-106275 CVE-2026-98239 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

CVE-2026-98239

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

CVE-2026-98239

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

UBUNTU-CVE-2026-98239

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

CVE-2026-98239 net: lan743x: fix RX checksum use-after-free

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

EUVD-2026-93167

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

CVE-2026-98239

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

CVE-2026-98239

The Linux kernel contains a use-after-free vulnerability in the lan743x network driver. The issue occurs in lan743x_rx_process_buffer() when a packet spans multiple receive buffers; specifically, lan743x_rx_trim_skb() frees fragment skb metadata on the last descriptor, but the checksum-success pa...

CVE-2026-98239 net: lan743x: fix RX checksum use-after-free

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

Linux Distros Unpatched Vulnerability : CVE-2026-98239

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor,...

CVE-2026-98239: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fix RX checksum use-after-free lan743xrxprocessbuffer adds each non-first receive buffer to the head skb's fraglist. On the last descriptor, lan743xrxtrimskb linearizes the head and frees the fragment skb metadata...

PT-2026-106568

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free write occurs in the lan743x driver when a packet spans more than one receive buffer. The function lan743x rx process buffer adds non-first receive buffers to the head...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: The EEPROM and OTP sizes for PCI1xxxx devices have been modified. The maximum OTP and EEPROM sizes for PCI1xxxx devices are 8 Kb and 64 Kb respectively. The maximum size definitions have been adjusted, and the corre...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: fixed a potential out-of-bounds write in lan743xptpioeventclockget. Before calling lan743xptpioeventclockget, the ‘channel’ value is checked against the maximum value of PCI11X1XPTPIOMAXCHANNELS8. This seems correct...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: lan743x: Fixed the memory leak issue when GSO is enabled. The skb has always been mapped to the LS descriptor. Previously, the skb was mapped to the EXT descriptor when the number of fragments was zero and GSO was enabled...

SUSE CVE-2026-72037

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Initialize ethsyslock spinlock before use lan743xhardwareinit calls pci11x1xstrapgetstatus during the PCI11x1x probe sequence. That helper acquires the Ethernet subsystem hardware lock via lan743xhssyslockacquire,...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098801)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098801 advisory. In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Fix memleak issue when GSO enabled Always map the skb to the LS descriptor...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: The lan743xhardwareinit function calls pci11x1xstrapgetstatus during the PCI11x1x probe sequence. This helper function acquires the Ethernet subsystem hardware lock via lan743xhssyslockacquire, which relies on...