CVE-2024-38566 bpf: Fix verifier assumptions about socket->sk

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix verifier assumptions about socket-sk The verifier assumes that 'sk' field in 'struct socket' is valid and non-NULL when 'socket' pointer itself is trusted and non-NULL. That may not be the case when socket was just creat...

CVE-2024-38566

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix verifier assumptions about socket-sk The verifier assumes that 'sk' field in 'struct socket' is valid and non-NULL when 'socket' pointer itself is trusted and non-NULL. That may not be the case when socket was just creat...

DEBIAN-CVE-2024-36971

In the Linux kernel, the following vulnerability has been resolved: net: fix dstnegativeadvice race dstnegativeadvice does not enforce proper RCU rules when sk-dstcache must be cleared, leading to possible UAF. RCU rules are that we must first clear sk-skdstcache, then call dstreleaseolddst. Note...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a contention issue with skreceivequeue in afunix...

SUSE CVE-2024-26921

In the Linux kernel, the following vulnerability has been resolved: inet: inetdefrag: prevent sk release while still in use iplocalout and other functions can pass skb-sk as function argument. If the skb is a fragment and reassembly happens before such function call returns, the sk must not be...

CVE-2024-26921

CVE-2024-26921 is a Linux kernel issue where in the tx path, skb fragments could trigger a use-after-free of the socket when fragments are reassembled and the skb->sk field is freed prematurely. The fix, analyzed by Eric Dumazet, moves orphaning to the last safe moment, delaying skb->sk des...

UBUNTU-CVE-2024-26864

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix refcnt handling in inethashconnect. syzbot reported a warning in sknullsdelnodeinitrcu. The commit 66b60b0c8c4a "dccp/tcp: Unhash sk from ehash for tb2 alloc failure after checkestalblished." tried to fix an issue that a...

sk-antares.ru Cross Site Scripting vulnerability OBB-3911335

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

CVE-2023-52637

In the Linux kernel, the following vulnerability has been resolved: can: j1939: Fix UAF in j1939skmatchfilter during setsockoptSOJ1939FILTER Lock jsk-sk to prevent UAF when setsockopt..., SOJ1939FILTER, ... modifies jsk-filters while receiving packets. Following trace was seen on affected system:...

CVE-2021-47132

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix skforwardmemory corruption on retransmission MPTCP skforwardmemory handling is a bit special, as such field is protected by the msk socket spinlock, instead of the plain socket lock. Currently we have a code path...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a possible corruption of the skforwardmemory method of the mptcp module during retransmissions...

CVE-2021-47041

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

CVE-2021-47041

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

CVE-2021-46973

CVE-2021-46973 is a Linux kernel use-after-free in the MHI path for qrtr (net: qrtr: Avoid potential use after free in MHI send). The issue occurs because the MHI ul_callback could run immediately after queuing an skb, potentially decrementing the associated skb’s refcount and freeing it, which m...

CVE-2021-46929

In the Linux kernel, the following vulnerability has been resolved: sctp: use callrcu to free endpoint This patch is to delay the endpoint free by calling callrcu to fix another use-after-free issue in sctpsockdump: BUG: KASAN: use-after-free in lockacquire+0x36d9/0x4c20 Call Trace:...

sk-ship.jp Improper Access Control vulnerability OBB-3845551

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

sk-medvescak.hr Improper Access Control vulnerability OBB-3835718

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

sk-mg.de Cross Site Scripting vulnerability OBB-3831032

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

sk-holidays.com Improper Access Control vulnerability OBB-3812128

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...