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CVSS: 6.9EPSS: 0%CPEs: 4EXPL: 0

06 Mar 2024 — In the Linux kernel, the following vulnerability has been resolved: spmi: mediatek: Fix UAF on device remove The pmif driver data that contains the clocks is allocated along with spmi_controller. On device remove, spmi_controller will be freed first, and then devres , including the clocks, will be cleanup. This leads to UAF because putting the clocks will access the clocks in the pmif driver data, which is already freed along with spmi_controller. This can be reproduced by enabling DEBUG_TEST_DRIVER_REMOVE ... • https://git.kernel.org/stable/c/521f28eedd6b14228c46e3b81e3bf9b90c2818d8 • CWE-416: Use After Free •

CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0

06 Mar 2024 — In the Linux kernel, the following vulnerability has been resolved: ceph: fix deadlock or deadcode of misusing dget() The lock order is incorrect between denty and its parent, we should always make sure that the parent get the lock first. But since this deadcode is never used and the parent dir will always be set from the callers, let's just remove it. En el kernel de Linux, se resolvió la siguiente vulnerabilidad: ceph: corrige el punto muerto o el código muerto por uso incorrecto de dget() El orden de blo... • https://git.kernel.org/stable/c/eb55ba8aa7fb7aad54f40fbf4d8dcdfdba0bebf6 •

CVSS: 7.8EPSS: 0%CPEs: 6EXPL: 0

04 Mar 2024 — In the Linux kernel, the following vulnerability has been resolved: tomoyo: fix UAF write bug in tomoyo_write_control() Since tomoyo_write_control() updates head->write_buf when write() of long lines is requested, we need to fetch head->write_buf after head->io_sem is held. Otherwise, concurrent write() requests can cause use-after-free-write and double-free problems. En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: tomoyo: corrige el error de escritura UAF en tomoyo_write_control() Dado q... • https://git.kernel.org/stable/c/bd03a3e4c9a9df0c6b007045fa7fc8889111a478 •

CVSS: 7.8EPSS: 0%CPEs: 4EXPL: 0

02 Mar 2024 — In the Linux kernel, the following vulnerability has been resolved: mm: huge_memory: don't force huge page alignment on 32 bit commit efa7df3e3bb5 ("mm: align larger anonymous mappings on THP boundaries") caused two issues [1] [2] reported on 32 bit system or compat userspace. It doesn't make too much sense to force huge page alignment on 32 bit system due to the constrained virtual address space. [1] https://lore.kernel.org/linux-mm/d0a136a0-4a31-46bc-adf4-2db109a61672@kernel.org/ [2] https://lore.kernel.o... • https://git.kernel.org/stable/c/1854bc6e2420472676c5c90d3d6b15f6cd640e40 •

CVSS: 7.1EPSS: 0%CPEs: 4EXPL: 0

29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: always filter entire AP matrix The vfio_ap_mdev_filter_matrix function is called whenever a new adapter or domain is assigned to the mdev. The purpose of the function is to update the guest's AP configuration by filtering the matrix of adapters and domains assigned to the mdev. When an adapter or domain is assigned, only the APQNs associated with the APID of the new adapter or APQI of the new domain are inspected. If an APQN d... • https://git.kernel.org/stable/c/48cae940c31d2407d860d87c41d5f9871c0521db •

CVSS: 7.1EPSS: 0%CPEs: 5EXPL: 0

29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: arm64/sme: Always exit sme_alloc() early with existing storage When sme_alloc() is called with existing storage and we are not flushing we will always allocate new storage, both leaking the existing storage and corrupting the state. Fix this by separating the checks for flushing and for existing storage as we do for SVE. Callers that reallocate (eg, due to changing the vector length) should call sme_free() themselves. En el kernel de Linux,... • https://git.kernel.org/stable/c/5d0a8d2fba50e9c07cde4aad7fba28c008b07a5b • CWE-402: Transmission of Private Resources into a New Sphere ('Resource Leak') •

CVSS: 7.8EPSS: 0%CPEs: 3EXPL: 0

29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: btrfs: scrub: avoid use-after-free when chunk length is not 64K aligned [BUG] There is a bug report that, on a ext4-converted btrfs, scrub leads to various problems, including: - "unable to find chunk map" errors BTRFS info (device vdb): scrub: started on devid 1 BTRFS critical (device vdb): unable to find chunk map for logical 2214744064 length 4096 BTRFS critical (device vdb): unable to find chunk map for logical 2214744064 length 45056 T... • https://git.kernel.org/stable/c/e02ee89baa66c40e1002cf8b09141fce7265e0f5 •

CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0

29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: net/smc: fix illegal rmb_desc access in SMC-D connection dump A crash was found when dumping SMC-D connections. It can be reproduced by following steps: - run nginx/wrk test: smc_run nginx smc_run wrk -t 16 -c 1000 -d -H 'Connection: Close' - continuously dump SMC-D connections in parallel: watch -n 1 'smcss -D' BUG: kernel NULL pointer dereference, address: 0000000000000030 CPU: 2 PID: 7204 Comm: smcss Kdump: loaded Tainte... • https://git.kernel.org/stable/c/4b1b7d3b30a6d32ac1a1dcede284e76ef8a8542d • CWE-476: NULL Pointer Dereference •

CVSS: 5.5EPSS: 0%CPEs: 6EXPL: 0

29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: tcp: make sure init the accept_queue's spinlocks once When I run syz's reproduction C program locally, it causes the following issue: pvqspinlock: lock 0xffff9d181cd5c660 has corrupted value 0x0! WARNING: CPU: 19 PID: 21160 at __pv_queued_spin_unlock_slowpath (kernel/locking/qspinlock_paravirt.h:508) Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011 RIP: 0010:__pv_queued_spin_unlock_slowpath (kernel/locking/qspinlock_paravirt.h:508) Code: 7... • https://git.kernel.org/stable/c/168a8f58059a22feb9e9a2dcc1b8053dbbbc12ef • CWE-413: Improper Resource Locking •

CVSS: 5.5EPSS: 0%CPEs: 4EXPL: 0

29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: netfs, fscache: Prevent Oops in fscache_put_cache() This function dereferences "cache" and then checks if it's IS_ERR_OR_NULL(). Check first, then dereference. En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: netfs, fscache: Prevenir Ups en fscache_put_cache() Esta función desreferencia "caché" y luego verifica si es IS_ERR_OR_NULL(). Primero verifique y luego elimine la referencia. In the Linux kernel, the following vulne... • https://git.kernel.org/stable/c/9549332df4ed4e761a1d41c83f2c25d28bb22431 • CWE-20: Improper Input Validation CWE-476: NULL Pointer Dereference •