CVE-2024-46804 – drm/amd/display: Add array index check for hdcp ddc access
https://notcve.org/view.php?id=CVE-2024-46804
27 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add array index check for hdcp ddc access [Why] Coverity reports OVERRUN warning. Do not check if array index valid. [How] Check msg_id valid and valid array index. In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add array index check for hdcp ddc access [Why] Coverity reports OVERRUN warning. Do not check if array index valid. • https://git.kernel.org/stable/c/2a63c90c7a90ab2bd23deebc2814fc5b52abf6d2 •
CVE-2024-46803 – drm/amdkfd: Check debug trap enable before write dbg_ev_file
https://notcve.org/view.php?id=CVE-2024-46803
27 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Check debug trap enable before write dbg_ev_file In interrupt context, write dbg_ev_file will be run by work queue. It will cause write dbg_ev_file execution after debug_trap_disable, which will cause NULL pointer access. v2: cancel work "debug_event_workarea" before set dbg_ev_file as NULL. In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Check debug trap enable before write dbg_ev_file In interru... • https://git.kernel.org/stable/c/e6ea3b8fe398915338147fe54dd2db8155fdafd8 •
CVE-2024-46802 – drm/amd/display: added NULL check at start of dc_validate_stream
https://notcve.org/view.php?id=CVE-2024-46802
27 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: added NULL check at start of dc_validate_stream [Why] prevent invalid memory access [How] check if dc and stream are NULL In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: added NULL check at start of dc_validate_stream [Why] prevent invalid memory access [How] check if dc and stream are NULL Ubuntu Security Notice 7156-1 - Chenyuan Yang discovered that the USB Gadget subsystem in the Linu... • https://git.kernel.org/stable/c/356fcce9cdbfe338a275e9e1836adfdd7f5c52a9 •
CVE-2022-48945 – media: vivid: fix compose size exceed boundary
https://notcve.org/view.php?id=CVE-2022-48945
23 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: media: vivid: fix compose size exceed boundary syzkaller found a bug: BUG: unable to handle page fault for address: ffffc9000a3b1000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 100000067 P4D 100000067 PUD 10015f067 PMD 1121ca067 PTE 0 Oops: 0002 [#1] PREEMPT SMP CPU: 0 PID: 23489 Comm: vivid-000-vid-c Not tainted 6.1.0-rc1+ #512 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0... • https://git.kernel.org/stable/c/ef834f7836ec0502f49f20bbc42f1240577a9c83 •
CVE-2024-46800 – sch/netem: fix use after free in netem_dequeue
https://notcve.org/view.php?id=CVE-2024-46800
18 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: sch/netem: fix use after free in netem_dequeue If netem_dequeue() enqueues packet to inner qdisc and that qdisc returns __NET_XMIT_STOLEN. The packet is dropped but qdisc_tree_reduce_backlog() is not called to update the parent's q.qlen, leading to the similar use-after-free as Commit e04991a48dbaf382 ("netem: fix return value if duplicate enqueue fails") Commands to trigger KASAN UaF: ip link add type dummy ip link set lo up ip link set du... • https://git.kernel.org/stable/c/50612537e9ab29693122fab20fc1eed235054ffe •
CVE-2024-46787 – userfaultfd: fix checks for huge PMDs
https://notcve.org/view.php?id=CVE-2024-46787
18 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: userfaultfd: fix checks for huge PMDs Patch series "userfaultfd: fix races around pmd_trans_huge() check", v2. The pmd_trans_huge() code in mfill_atomic() is wrong in three different ways depending on kernel version: 1. The pmd_trans_huge() check is racy and can lead to a BUG_ON() (if you hit the right two race windows) - I've tested this in a kernel build with some extra mdelay() calls. See the commit message for a description of the race ... • https://git.kernel.org/stable/c/c1a4de99fada21e2e9251e52cbb51eff5aadc757 •
CVE-2024-46782 – ila: call nf_unregister_net_hooks() sooner
https://notcve.org/view.php?id=CVE-2024-46782
18 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: ila: call nf_unregister_net_hooks() sooner syzbot found an use-after-free Read in ila_nf_input [1] Issue here is that ila_xlat_exit_net() frees the rhashtable, then call nf_unregister_net_hooks(). It should be done in the reverse way, with a synchronize_rcu(). This is a good match for a pre_exit() method. [1] BUG: KASAN: use-after-free in rht_key_hashfn include/linux/rhashtable.h:159 [inline] BUG: KASAN: use-after-free in __rhashtable_looku... • https://git.kernel.org/stable/c/7f00feaf107645d95a6d87e99b4d141ac0a08efd •
CVE-2024-46781 – nilfs2: fix missing cleanup on rollforward recovery error
https://notcve.org/view.php?id=CVE-2024-46781
18 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix missing cleanup on rollforward recovery error In an error injection test of a routine for mount-time recovery, KASAN found a use-after-free bug. It turned out that if data recovery was performed using partial logs created by dsync writes, but an error occurred before starting the log writer to create a recovered checkpoint, the inodes whose data had been recovered were left in the ns_dirty_files list of the nilfs object and were... • https://git.kernel.org/stable/c/0f3e1c7f23f8a6f8224fa1d275381f6d9279ad4b •
CVE-2024-46780 – nilfs2: protect references to superblock parameters exposed in sysfs
https://notcve.org/view.php?id=CVE-2024-46780
18 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect references to superblock parameters exposed in sysfs The superblock buffers of nilfs2 can not only be overwritten at runtime for modifications/repairs, but they are also regularly swapped, replaced during resizing, and even abandoned when degrading to one side due to backing device issues. So, accessing them requires mutual exclusion using the reader/writer semaphore "nilfs->ns_sem". Some sysfs attribute show methods read th... • https://git.kernel.org/stable/c/da7141fb78db915680616e15677539fc8140cf53 •
CVE-2024-46778 – drm/amd/display: Check UnboundedRequestEnabled's value
https://notcve.org/view.php?id=CVE-2024-46778
18 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check UnboundedRequestEnabled's value CalculateSwathAndDETConfiguration_params_st's UnboundedRequestEnabled is a pointer (i.e. dml_bool_t *UnboundedRequestEnabled), and thus if (p->UnboundedRequestEnabled) checks its address, not bool value. This fixes 1 REVERSE_INULL issue reported by Coverity. In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check UnboundedRequestEnabled's value Calcula... • https://git.kernel.org/stable/c/4e2b49a85e7974d21364798c5d4aa8070aa864d9 •