CVE-2026-53349

A flaw was found in the Linux kernel's netfilter component, specifically within nfconntrack. When Network Address Translation NAT helpers are unregistered, a pending expectation can retain a pointer to freed module memory. If a connection matching this expectation arrives after the module is...

CVE-2026-53349

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: destroy stale expectfn expectations on unregister NAT helpers such as nfnath323 store a raw pointer to module text in exp-expectfn e.g. ipnatq931expect. nfcthelperexpectfnunregister only unlinks the callba...

UBUNTU-CVE-2026-53349

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: destroy stale expectfn expectations on unregister NAT helpers such as nfnath323 store a raw pointer to module text in exp-expectfn e.g. ipnatq931expect. nfcthelperexpectfnunregister only unlinks the callba...

CVE-2026-53349

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: destroy stale expectfn expectations on unregister NAT helpers such as nfnath323 store a raw pointer to module text in exp-expectfn e.g. ipnatq931expect. nfcthelperexpectfnunregister only unlinks the callba...

EUVD-2026-40983

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: destroy stale expectfn expectations on unregister NAT helpers such as nfnath323 store a raw pointer to module text in exp-expectfn e.g. ipnatq931expect. nfcthelperexpectfnunregister only unlinks the callba...

CVE-2026-53349 netfilter: nf_conntrack: destroy stale expectfn expectations on unregister

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: destroy stale expectfn expectations on unregister NAT helpers such as nfnath323 store a raw pointer to module text in exp-expectfn e.g. ipnatq931expect. nfcthelperexpectfnunregister only unlinks the callba...

PT-2026-54817

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf conntrack: destroy stale expectfn expectations on unregister NAT helpers such as nf nat h323 store a raw pointer to module text in exp-expectfn e.g. ip nat q931 expect. nf ct helper expectfn unregister only unlinks...

CVE-2026-13519

A vulnerability was found in Tenda JD12L 16.03.53.23. This impacts the function fromNatStaticSetting of the file /goform/NatStaticSetting. The manipulation of the argument page results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could ...

CVE-2026-13518

A vulnerability has been found in Tenda JD12L 16.03.53.23. This affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument page leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the publ...

EUVD-2026-40016

A vulnerability was found in Tenda JD12L 16.03.53.23. This impacts the function fromNatStaticSetting of the file /goform/NatStaticSetting. The manipulation of the argument page results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could ...

CVE-2026-13519

The CVE-2026-13519 entry describes a stack-based buffer overflow in Tenda JD12L (version 16.03.53.23) within the fromNatStaticSetting function of /goform/NatStaticSetting. The vulnerability is triggered by manipulation of an input argument (page), allowing remote execution without user interactio...

CVE-2026-13519 Tenda JD12L NatStaticSetting fromNatStaticSetting stack-based overflow

A vulnerability was found in Tenda JD12L 16.03.53.23. This impacts the function fromNatStaticSetting of the file /goform/NatStaticSetting. The manipulation of the argument page results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could ...

EUVD-2026-40015

A vulnerability has been found in Tenda JD12L 16.03.53.23. This affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument page leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the publ...

CVE-2026-13518

CVE-2026-13518 affects Tenda JD12L firmware 16.03.53.23. The vulnerability targets the function fromAddressNat in the file /goform/addressNat, where manipulation of the argument page causes a stack-based buffer overflow. Remote exploitation is possible, and the exploit has been disclosed publicly...

GHSA-CG7W-RG45-PC59 pydantic-ai: SSRF blocklist bypass via IPv4-compatible, SIIT/IVI, and local NAT64 IPv6 addresses (incomplete fix of CVE-2026-46678)

Summary When an application using Pydantic AI opts a URL into forcedownload='allow-local' which disables the default block on private/internal IPs and runs on a network that routes the affected IPv6 transition forms NAT64- or ISATAP-configured networks, the cloud-metadata blocklist could be...

SUSE CVE-2026-53000

In the Linux kernel, the following vulnerability has been resolved: netfilter: nat: use kfreercu to release ops Florian Westphal says: "Historically this is not an issue, even for normal base hooks: the data path doesn't use the original nfhookops that are used to register the callbacks. However,...

SUSE CVE-2026-53017

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix data loss caused by incorrect use of natentry flag Data loss can occur when fsync is performed on a newly created file before any checkpoint has been written concurrently with a checkpoint operation. The scenario is as...

CVE-2026-53266 netfilter: bridge: make ebt_snat ARP rewrite writable

In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebtsnat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source address rewrite behind skbensurewritableskb, 0. This is intentional: at the bridge ebtables hooks the Ethernet header is...

PT-2026-52361

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfilter bridge ebtables SNAT target regarding how the ARP sender hardware address rewrite is handled. While the Ethernet source address rewrite is managed via sk...

Linux Distros Unpatched Vulnerability : CVE-2026-53017

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - f2fs: fix data loss caused by incorrect use of natentry flag Data loss can occur when fsync is performed on a newly created file before any checkpoint has been...