kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval()

An out-of-bounds OOB memory access flaw was found in the Netfilter module in the Linux kernel's nftbyteordereval in net/netfilter/nftbyteorder.c. A bound check failure allows a local attacker with CAPNETADMIN access to cause a local privilege escalation issue due to incorrect data alignment...

kernel: netfilter: use-after-free due to improper element removal in nft_pipapo_remove()

A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nftpipaporemove function with the element, without a NFTSETEXTKEYEND. This issue could allow a local user to crash the system or potentially escalate their privileges on the system...

The vulnerability of the nft_verdict_dump() function in the net/netfilter/nf_tables_api.c module of the Linux kernel’s netfilter component allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the nftverdictdump function in the net/netfilter/nftablesapi.c module of the Linux kernel’s netfilter component is related to the reutilization of previously freed memory due to concurrent access to resources. Exploiting this vulnerability could allow an attacker to compromis...

The vulnerability of the nft_set_catchallFlush() function in the net/netfilter/nf_tables_api.c module of the Linux kernel’s netfilter component allows a attacker to access protected information or cause a service failure.

The vulnerability of the nftsetcatchallFlush function in the net/netfilter/nftablesapi.c module of the Linux kernel’s netfilter component is related to the re-release of previously released memory. Exploiting this vulnerability could allow an attacker to access protected information or cause...

CLSA-2023-1693333992 Fix of 12 CVEs

CVE-url: https://ubuntu.com/security/CVE-2023-4128 - net/sched: clsu32: No longer copy tcfresult on update to avoid use-after- free - net/sched: clsfw: No longer copy tcfresult on update to avoid use-after- free - net/sched: clsroute: No longer copy tcfresult on update to avoid use- after-free...

DEBIAN-CVE-2023-4569

A memory leak flaw was found in nftsetcatchallflush in net/netfilter/nftablesapi.c in the Linux Kernel. This issue may allow a local attacker to cause double-deactivations of catchall elements, which can result in a memory leak...

Memory corruption

A memory leak flaw was found in nftsetcatchallflush in net/netfilter/nftablesapi.c in the Linux Kernel. This issue may allow a local attacker to cause double-deactivations of catchall elements, which can result in a memory leak...

The vulnerability of the nft_immediate_deactivate() function in the net/netfilter/nft_immediate.c file of the netfilter network interface layer in the Linux operating system allows a hacker to trigger a service failure or exert other effects.

The vulnerability of the nftimmediatedeactivate function in the net/netfilter/nftimmediate.c file of the netfilter network interface layer in the Linux operating system is related to improper handling during rule creation. Exploiting this vulnerability could allow an attacker to cause service...

UBUNTU-CVE-2023-4147

A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTARULECHAINID. This flaw allows a local user to crash or escalate their privileges on the system...

FBI Alert: Crypto Scammers are Masquerading as NFT Developers

The U.S. Federal Bureau of Investigation FBI is warning about cyber crooks masquerading as legitimate non-fungible token NFT developers to steal cryptocurrency and other digital assets from unsuspecting users. In these fraudulent schemes, criminals either obtain direct access to NFT developer...

Hardcoded slippage of 95% may not be ideal if liquidity is low or during market volatility, may result in revert when depositing or withdrawing

Lines of code Vulnerability details Impact Larger Deposits and/or withdraw may not work with a 95% slippage parameter. If there are many swaps going on, the slippage should be less restrictive to allow for deposits/withdraws. Proof of Concept In TokenisableRange.sol, the slippage is hardcoded at...

TokenisableRange.sol does not have onERC721Received

Lines of code Vulnerability details Impact TokenisableRange.sol will be unable to mint Uniswap NFTs without a ERC721 Receiver. Proof of Concept TokenisableRange.sol intends to create liquidity NFTs using Uniswapv3 NonfungiblePositionManager. However, there is no callback to check onERC721Received...

OESA-2023-1467 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In multiple functions of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for...

FBI warns users of NFT theft by malicious developers

By Waqas Cybercriminals are posing as legitimate NFT developers and employing sophisticated tactics to deceive unsuspecting victims. This is a post from HackRead.com Read the original post: FBI warns users of NFT theft by malicious developers...

UBUNTU-CVE-2023-4015

A use-after-free vulnerability in the Linux kernel's netfilter: nftables component can be exploited to achieve local privilege escalation. On an error when building a nftables rule, deactivating immediate expressions in nftimmediatedeactivate can lead unbinding the chain and objects be deactivate...

DEBIAN-CVE-2023-4004

A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nftpipaporemove function with the element, without a NFTSETEXTKEYEND. This issue could allow a local user to crash the system or potentially escalate their privileges on the system...

AZL-27796 CVE-2023-4004 affecting package kernel for versions less than 5.15.126.1-1

A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nftpipaporemove function with the element, without a NFTSETEXTKEYEND. This issue could allow a local user to crash the system or potentially escalate their privileges on the system...

Anyone can burn/steal other users' wrapped follow NFTs

Lines of code Vulnerability details Impact Anyone can unwrap any follow NFT Attackers can steal follows by burning them Owners lose their follows without consent Proof of Concept The lack of ownership check in the unwrap function creates a vulnerability where anyone can unwrap and steal a follow...

the unfollow contract does random unfollow process of random follow token.

Lines of code Vulnerability details Impact in the FollowNft.sol we have to unfollow function this function is supposed to do unfollow process but as you see the followTokenId variable just returns one random follow id with profile id through mapping and there is no option to select which follow n...

processBlock() function forcibly wrapping a follow NFT could lock it without the owner's consent

Lines of code Vulnerability details Impact It locks the NFT against the owner's wishes. Proof of Concept processBlock is called by the LensHub when a profile is blocked It first checks if the follow NFT is wrapped using isFollowTokenWrapped If not wrapped, it forces wrapping by minting to the own...