UBUNTU-CVE-2026-53247

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: Fix use-after-free in metadata dst teardown mtkfreedev calls metadatadstfree which frees the metadatadst with kfree immediately, bypassing the RCU grace period. In the RX path, skbdstsetnoref sets a...

CVE-2026-53247

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: Fix use-after-free in metadata dst teardown mtkfreedev calls metadatadstfree which frees the metadatadst with kfree immediately, bypassing the RCU grace period. In the RX path, skbdstsetnoref sets a...

EUVD-2026-39198

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: Fix use-after-free in metadata dst teardown mtkfreedev calls metadatadstfree which frees the metadatadst with kfree immediately, bypassing the RCU grace period. In the RX path, skbdstsetnoref sets a...

CVE-2026-53247

CVE-2026-53247: Linux kernel MTK ethernet driver (mtk_eth_soc) fix for use-after-free in metadata_dst teardown. mtk_free_dev() previously called metadata_dst_free() (kfree’d immediately, bypassing RCU). In RX, skb_dst_set_noref() kept non-refcounted pointers to metadata_dst; freed memory could ra...

CVE-2026-53247

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: Fix use-after-free in metadata dst teardown mtkfreedev calls metadatadstfree which frees the metadatadst with kfree immediately, bypassing the RCU grace period. In the RX path, skbdstsetnoref sets a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Netwerk: Ethernet: mtkethsoc: fixed SER panic with 4GB+ RAM If the mtkpollrx function detects the MTKRESETTING flag, it will jump to releasedesc and refill the high word of the SDP on the 4GB RFB. Subsequently, mtkrxclean will...

EUVD-2026-26549

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkppe: avoid NULL deref when gmac0 is disabled If the gmac0 is disabled, the precheck for a valid ingress device will cause a NULL pointer deref and crash the system. This happens because eth-netdev0 will be NULL...

CVE-2026-31736

CVE-2026-31736 affects the Linux kernel MTK PPE Ethernet driver. When the gmac0 interface is disabled, a precheck for a valid ingress device can dereference a NULL pointer (eth->netdev[0] is NULL) and crash the system. The underlying issue is that the code was only checking the first net_devic...

CVE-2026-31736 net: ethernet: mtk_ppe: avoid NULL deref when gmac0 is disabled

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkppe: avoid NULL deref when gmac0 is disabled If the gmac0 is disabled, the precheck for a valid ingress device will cause a NULL pointer deref and crash the system. This happens because eth-netdev0 will be NULL...

CVE-2026-23284

A flaw was found in the Linux kernel's mtkethsoc driver. This vulnerability occurs when an error in the mtkopen routine within mtkxdpsetup leads to an incorrect reset of the eBPF Extended Berkeley Packet Filter program pointer without properly decreasing its reference count. This improper resourc...

EUVD-2026-15208

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: Reset prog ptr to oldprog in case of error in mtkxdpsetup Reset eBPF program pointer to oldprog and do not decrease its ref-count if mtkopen routine in mtkxdpsetup fails...

UBUNTU-CVE-2026-23284

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: Reset prog ptr to oldprog in case of error in mtkxdpsetup Reset eBPF program pointer to oldprog and do not decrease its ref-count if mtkopen routine in mtkxdpsetup fails...

CVE-2026-23284

Technical details for CVE-2026-23284 are not publicly provided in the supplied documents; none of the connected advisories describe affected product/version or fix for this CVE. Monitor for updates.

CVE-2026-23284 net: ethernet: mtk_eth_soc: Reset prog ptr to old_prog in case of error in mtk_xdp_setup()

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: Reset prog ptr to oldprog in case of error in mtkxdpsetup Reset eBPF program pointer to oldprog and do not decrease its ref-count if mtkopen routine in mtkxdpsetup fails...

Linux Distros Unpatched Vulnerability : CVE-2023-54240

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: ethernet: mtkethsoc: fix possible NULL pointer dereference in mtkhwlrogetfdirall rulelocs is allocated in ethtoolgetrxnfc and the size is determined by...

PT-2026-27649

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to ethernet functionality within the mtk eth soc module. Specifically, the issue concerns the handling of the eBPF program pointer during the mt...

SUSE CVE-2023-54240

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: fix possible NULL pointer dereference in mtkhwlrogetfdirall rulelocs is allocated in ethtoolgetrxnfc and the size is determined by rulecnt from user space. So rulecnt needs to be check before using...

CVE-2023-54240

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: fix possible NULL pointer dereference in mtkhwlrogetfdirall rulelocs is allocated in ethtoolgetrxnfc and the size is determined by rulecnt from user space. So rulecnt needs to be check before using...

UBUNTU-CVE-2023-54240

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: fix possible NULL pointer dereference in mtkhwlrogetfdirall rulelocs is allocated in ethtoolgetrxnfc and the size is determined by rulecnt from user space. So rulecnt needs to be check before using...

CVE-2023-54240

The CVE-2023-54240 issue is a Linux kernel NULL pointer dereference in the MTK ethernet driver (net: ethernet: mtk_eth_soc) during fdir all handling in mtk_hwlro_get_fdir_all(). The root cause is that rule_locs is allocated based on rule_cnt from user space in ethtool_get_rxnfc, and rule_cnt is n...