CVE-2023-52638

A vulnerability was found in the Linux kernel's Controller Area Network CAN protocol, within the J1939 protocol implementation. This issue occurs due to a potential deadlock caused by a race condition involving three locks: j1939sockslock, activesessionlistlock, and sksessionqueuelock. This issue...

CVE-2024-26731

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

CVE-2024-26732

CVE-2024-26732 affects the Linux kernel where SO_PEEK_OFF for sockets could cause a lockdep violation in af_unix, due to per-socket uio lock usage. The vulnerability arises because SO_PEEK_OFF was previously protected by kernel locks; a patch implemented lockless behavior for setsockopt(SO_PEEK_O...

CVE-2024-26731 bpf, sockmap: Fix NULL pointer dereference in sk_psock_verdict_data_ready()

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

CVE-2024-26731 bpf, sockmap: Fix NULL pointer dereference in sk_psock_verdict_data_ready()

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

CVE-2024-26731

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

CVE-2024-26731

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

DEBIAN-CVE-2023-52638

In the Linux kernel, the following vulnerability has been resolved: can: j1939: prevent deadlock by changing j1939sockslock to rwlock The following 3 locks would race against each other, causing the deadlock situation in the Syzbot bug report: - j1939sockslock - activesessionlistlock -...

CVE-2024-26685 nilfs2: fix potential bug in end_buffer_async_write

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential bug in endbufferasyncwrite According to a syzbot report, endbufferasyncwrite, which handles the completion of block device writes, may detect abnormal condition of the buffer asyncwrite flag and cause a BUGO...

CVE-2023-52638

CVE-2023-52638 : Linux kernel patch changes the j1939_socks_lock to an rwlock to prevent a deadlock among j1939_socks_lock, active_session_list_lock, and sk_session_queue_lock. Patched code reduces circular lock dependency when a thread already holds j1939_socks_lock and may acquire sk_session_qu...

CVE-2023-52638 can: j1939: prevent deadlock by changing j1939_socks_lock to rwlock

In the Linux kernel, the following vulnerability has been resolved: can: j1939: prevent deadlock by changing j1939sockslock to rwlock The following 3 locks would race against each other, causing the deadlock situation in the Syzbot bug report: - j1939sockslock - activesessionlistlock -...

CVE-2023-52638

In the Linux kernel, the following vulnerability has been resolved: can: j1939: prevent deadlock by changing j1939sockslock to rwlock The following 3 locks would race against each other, causing the deadlock situation in the Syzbot bug report: - j1939sockslock - activesessionlistlock -...

CVE-2024-26681

CVE-2024-26681 is a Linux kernel vulnerability affecting the netdevsim driver. The issue arises in nsim_dev_trap_report_work() where failure to grab a mutex could lead to a loop/backtrace scenario, potentially impacting system stability. The vulnerability details are grounded in a kernel trace an...

CVE-2024-26681 netdevsim: avoid potential loop in nsim_dev_trap_report_work()

In the Linux kernel, the following vulnerability has been resolved: netdevsim: avoid potential loop in nsimdevtrapreportwork Many syzbot reports include the following trace 1 If nsimdevtrapreportwork can not grab the mutex, it should rearm itself at least one jiffie later. 1 Sending NMI from CPU ...

CVE-2024-26681 netdevsim: avoid potential loop in nsim_dev_trap_report_work()

In the Linux kernel, the following vulnerability has been resolved: netdevsim: avoid potential loop in nsimdevtrapreportwork Many syzbot reports include the following trace 1 If nsimdevtrapreportwork can not grab the mutex, it should rearm itself at least one jiffie later. 1 Sending NMI from CPU ...

CVE-2024-26681 netdevsim: avoid potential loop in nsim_dev_trap_report_work()

In the Linux kernel, the following vulnerability has been resolved: netdevsim: avoid potential loop in nsimdevtrapreportwork Many syzbot reports include the following trace 1 If nsimdevtrapreportwork can not grab the mutex, it should rearm itself at least one jiffie later. 1 Sending NMI from CPU ...

CVE-2024-26675 ppp_async: limit MRU to 64K

In the Linux kernel, the following vulnerability has been resolved: pppasync: limit MRU to 64K syzbot triggered a warning 1 in allocpages: WARNONONCEGFPorder MAXPAGEORDER, gfp Willem fixed a similar issue in commit c0a2a1b0d631 "ppp: limit MRU to 64K" Adopt the same sanity check for...

CVE-2024-26681

In the Linux kernel, the following vulnerability has been resolved: netdevsim: avoid potential loop in nsimdevtrapreportwork Many syzbot reports include the following trace 1 If nsimdevtrapreportwork can not grab the mutex, it should rearm itself at least one jiffie later. 1 Sending NMI from CPU ...

DEBIAN-CVE-2021-47170

In the Linux kernel, the following vulnerability has been resolved: USB: usbfs: Don't WARN about excessively large memory allocations Syzbot found that the kernel generates a WARNing if the user tries to submit a bulk transfer through usbfs with a buffer that is way too large. This isn't a bug in...

DEBIAN-CVE-2021-47171

In the Linux kernel, the following vulnerability has been resolved: net: usb: fix memory leak in smsc75xxbind Syzbot reported memory leak in smsc75xxbind. The problem was is non-freed memory in case of errors after memory allocation. backtrace: kmalloc include/linux/slab.h:556 inline kzalloc...