CVE-2026-53220 netfilter: revalidate bridge ports

In the Linux kernel, the following vulnerability has been resolved: netfilter: revalidate bridge ports ebtredirecttg dereferences brportgetrcu return without a NULL check, causing a kernel panic when the bridge port has been removed between the original hook invocation and an NFQUEUE reinject. A...

CVE-2026-53220

In the Linux kernel, the following vulnerability has been resolved: netfilter: revalidate bridge ports ebtredirecttg dereferences brportgetrcu return without a NULL check, causing a kernel panic when the bridge port has been removed between the original hook invocation and an NFQUEUE reinject. A...

EUVD-2026-39302

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftmetabridge: fix stale stack leak via IIFHWADDR register NFTMETABRIIIFHWADDR declares its destination register with len = ETHALEN 6 bytes, which the register-init tracking rounds up to two 32-bit registers 8 bytes...

CVE-2026-53211

CVE-2026-53211 (Linux kernel netfilter nft_meta_bridge) : The NFT_META_BRI_IIFHWADDR destination register is declared as 6 bytes but tracked as two 32-bit registers (8 bytes). In nft_meta_bridge_get_eval(), a memcpy writes 6 bytes of br_dev->dev_addr, leaving the upper 2 bytes of the second re...

CVE-2026-53211 netfilter: nft_meta_bridge: fix stale stack leak via IIFHWADDR register

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftmetabridge: fix stale stack leak via IIFHWADDR register NFTMETABRIIIFHWADDR declares its destination register with len = ETHALEN 6 bytes, which the register-init tracking rounds up to two 32-bit registers 8 bytes...

CVE-2026-53211

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftmetabridge: fix stale stack leak via IIFHWADDR register NFTMETABRIIIFHWADDR declares its destination register with len = ETHALEN 6 bytes, which the register-init tracking rounds up to two 32-bit registers 8 bytes...

CVE-2026-53211 netfilter: nft_meta_bridge: fix stale stack leak via IIFHWADDR register

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftmetabridge: fix stale stack leak via IIFHWADDR register NFTMETABRIIIFHWADDR declares its destination register with len = ETHALEN 6 bytes, which the register-init tracking rounds up to two 32-bit registers 8 bytes...

CVE-2026-53211

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftmetabridge: fix stale stack leak via IIFHWADDR register NFTMETABRIIIFHWADDR declares its destination register with len = ETHALEN 6 bytes, which the register-init tracking rounds up to two 32-bit registers 8 bytes...

SUSE CVE-2026-52912

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfqueue: hold bridge skb-dev while queued brpassframeup rewrites skb-dev from the ingress port to the bridge master before queueing bridge LOCALIN packets. NFQUEUE only holds references on state.in/out and bridge...

UNIX Symbolic Link (Symlink) Following

Overview Affected versions of this package are vulnerable to UNIX Symbolic Link Symlink Following through the WriteToCachedFile function when handling network cache files in certain configurations. An attacker can overwrite specific host files and change their ownership by planting a symbolic lin...

UNIX Symbolic Link (Symlink) Following

Overview Affected versions of this package are vulnerable to UNIX Symbolic Link Symlink Following through the WriteToCachedFile function when handling network cache files in certain configurations. An attacker can overwrite specific host files and change their ownership by planting a symbolic lin...

CVE-2026-53220: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfilter: revalidate bridge ports ebtredirecttg dereferences brportgetrcu return without a NULL check, causing a kernel panic when the bridge port has been removed between the original hook invocation and an NFQUEUE reinject. A...

PT-2026-52315

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the netfilter component where the ebt redirect tg function dereferences the return value of br port get rcu without a NULL check. This can lead to a kernel panic if a...

CVE-2026-52912

A flaw was found in the Linux kernel's netfilter component. This vulnerability occurs because a queued bridge packet can retain a freed bridge master in its skb-dev field until it is reinjected. When the packet is later reinjected, the system attempts to use the freed bridge master, leading to a...

CVE-2026-53058

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: cadence: cdns-mhdp8546-core: Set the mhdp connector earlier in atomicenable In case if we get errors in cdnsmhdplinkup or cdnsmhdpregread in atomicenable, we will go to cdnsmhdpmodesetretryfn and will hit NULL pointer...

CVE-2026-53058

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: cadence: cdns-mhdp8546-core: Set the mhdp connector earlier in atomicenable In case if we get errors in cdnsmhdplinkup or cdnsmhdpregread in atomicenable, we will go to cdnsmhdpmodesetretryfn and will hit NULL pointer...

EUVD-2026-38926

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: cadence: cdns-mhdp8546-core: Set the mhdp connector earlier in atomicenable In case if we get errors in cdnsmhdplinkup or cdnsmhdpregread in atomicenable, we will go to cdnsmhdpmodesetretryfn and will hit NULL pointer...

CVE-2026-53058 drm/bridge: cadence: cdns-mhdp8546-core: Set the mhdp connector earlier in atomic_enable()

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: cadence: cdns-mhdp8546-core: Set the mhdp connector earlier in atomicenable In case if we get errors in cdnsmhdplinkup or cdnsmhdpregread in atomicenable, we will go to cdnsmhdpmodesetretryfn and will hit NULL pointer...

CVE-2026-53058 drm/bridge: cadence: cdns-mhdp8546-core: Set the mhdp connector earlier in atomic_enable()

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: cadence: cdns-mhdp8546-core: Set the mhdp connector earlier in atomicenable In case if we get errors in cdnsmhdplinkup or cdnsmhdpregread in atomicenable, we will go to cdnsmhdpmodesetretryfn and will hit NULL pointer...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: In the net: bridge section, for the mcast function, it was decided to always update the mdbnEntries value for VLAN contexts. The syzbot triggered a warning1 regarding the number of mdb entries in a context. It turns out that ther...