UBUNTU-CVE-2024-41057

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in cachefileswithdrawcookie We got the following issue in our fault injection stress test: ================================================================== BUG: KASAN: slab-use-after-free in...

CVE-2024-41075 cachefiles: add consistency check for copen/cread

In the Linux kernel, the following vulnerability has been resolved: cachefiles: add consistency check for copen/cread This prevents malicious processes from completing random copen/cread requests and crashing the system. Added checks are listed below: Generic, copen can only complete open request...

CVE-2024-41075 cachefiles: add consistency check for copen/cread

In the Linux kernel, the following vulnerability has been resolved: cachefiles: add consistency check for copen/cread This prevents malicious processes from completing random copen/cread requests and crashing the system. Added checks are listed below: Generic, copen can only complete open request...

CVE-2024-41075

CVE-2024-41075 affects the Linux kernel’s cachefiles subsystem. The vulnerability was resolved by adding a consistency check for copen/cread operations to prevent malicious processes from issuing random copen/cread requests and crashing the system. The documented mitigations are: (1) copen reques...

CVE-2024-41074 cachefiles: Set object to close if ondemand_id < 0 in copen

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Set object to close if ondemandid 0 in copen If copen is maliciously called in the user mode, it may delete the request corresponding to the random id. And the request may have not been read yet. Note that when the...

CVE-2024-41074

Technical details for CVE-2024-41074 are not publicly available in the provided documents. Monitor for updates from vendors and security advisories.

CVE-2024-41074 cachefiles: Set object to close if ondemand_id < 0 in copen

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Set object to close if ondemandid 0 in copen If copen is maliciously called in the user mode, it may delete the request corresponding to the random id. And the request may have not been read yet. Note that when the...

CVE-2024-41074 cachefiles: Set object to close if ondemand_id < 0 in copen

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Set object to close if ondemandid 0 in copen If copen is maliciously called in the user mode, it may delete the request corresponding to the random id. And the request may have not been read yet. Note that when the...

CVE-2024-41058 cachefiles: fix slab-use-after-free in fscache_withdraw_volume()

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in fscachewithdrawvolume We got the following issue in our fault injection stress test: ================================================================== BUG: KASAN: slab-use-after-free in...

CVE-2024-41057

CVE-2024-41057: Linux kernel fix for slab-use-after-free in cachefiles_withdraw_cookie() during FSCACHE withdrawal. The issue could occur when a cache volume is freed while cookie lookups are in flight, leading to UAF on cachefilesVolume. The recommended fix/process order is to call fscache_withd...

CVE-2024-41057 cachefiles: fix slab-use-after-free in cachefiles_withdraw_cookie()

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in cachefileswithdrawcookie We got the following issue in our fault injection stress test: ================================================================== BUG: KASAN: slab-use-after-free in...

CVE-2024-41051 cachefiles: wait for ondemand_object_worker to finish when dropping object

In the Linux kernel, the following vulnerability has been resolved: cachefiles: wait for ondemandobjectworker to finish when dropping object When queuing ondemandobjectworker to re-open the object, cachefilesobject is not pinned. The cachefilesobject may be freed when the pending read request is...

CVE-2024-41051 cachefiles: wait for ondemand_object_worker to finish when dropping object

In the Linux kernel, the following vulnerability has been resolved: cachefiles: wait for ondemandobjectworker to finish when dropping object When queuing ondemandobjectworker to re-open the object, cachefilesobject is not pinned. The cachefilesobject may be freed when the pending read request is...

CVE-2024-41051

CVE-2024-41051 affects the Linux kernel cachefiles subsystem. When queuing ondemand_object_worker() to reopen an object, cachefiles_object may be freed if the related erofs is unmounted, causing a use-after-free if ondemand_object_worker() runs after object free. The fix requires canceling or wai...

CVE-2024-41051 cachefiles: wait for ondemand_object_worker to finish when dropping object

In the Linux kernel, the following vulnerability has been resolved: cachefiles: wait for ondemandobjectworker to finish when dropping object When queuing ondemandobjectworker to re-open the object, cachefilesobject is not pinned. The cachefilesobject may be freed when the pending read request is...

CVE-2024-41050 cachefiles: cyclic allocation of msg_id to avoid reuse

In the Linux kernel, the following vulnerability has been resolved: cachefiles: cyclic allocation of msgid to avoid reuse Reusing the msgid after a maliciously completed reopen request may cause a read request to remain unprocessed and result in a hung, as shown below: t1 | t2 | t3...

CVE-2024-41050 cachefiles: cyclic allocation of msg_id to avoid reuse

In the Linux kernel, the following vulnerability has been resolved: cachefiles: cyclic allocation of msgid to avoid reuse Reusing the msgid after a maliciously completed reopen request may cause a read request to remain unprocessed and result in a hung, as shown below: t1 | t2 | t3...

CVE-2024-41050 cachefiles: cyclic allocation of msg_id to avoid reuse

In the Linux kernel, the following vulnerability has been resolved: cachefiles: cyclic allocation of msgid to avoid reuse Reusing the msgid after a maliciously completed reopen request may cause a read request to remain unprocessed and result in a hung, as shown below: t1 | t2 | t3...

CVE-2024-41050

CVE-2024-41050 (Linux kernel) affects the cachefiles subsystem, specifically the ondemand path handling of object reopening. The vulnerability arises from cyclic re-use of msg_id after a malicious reopen, which can cause a read request to remain unprocessed and lead to a hang. The root cause is r...

Linux kernel 安全漏洞

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 the fact that when using the cachefileswithdrawcookie function, the fscachevolume may have been released but...