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

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/bridge: adv7511: fix crash on irq during probe Moved IRQ registration down to end of adv7511_probe(). If an IRQ already is pending during adv7511_probe (before adv7511_cec_init) then cec_received_msg_ts could crash using uninitialized data: Unable to handle kernel read from unreadable memory at virtual address 00000000000003d5 Internal error: Oops: 96000004 [#1] PREEMPT_RT SMP Call trace: cec_received_msg_ts+0x48/0x990 [cec] adv7511_cec... • https://git.kernel.org/stable/c/3b1b975003e4a3da4b93ab032487a3ae4afca7b5 •

CVSS: 6.4EPSS: 0%CPEs: 9EXPL: 0

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix uaf in pvr2_context_set_notify [Syzbot reported] BUG: KASAN: slab-use-after-free in pvr2_context_set_notify+0x2c4/0x310 drivers/media/usb/pvrusb2/pvrusb2-context.c:35 Read of size 4 at addr ffff888113aeb0d8 by task kworker/1:1/26 CPU: 1 PID: 26 Comm: kworker/1:1 Not tainted 6.8.0-rc1-syzkaller-00046-gf1a27f081c1f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 Workqueue: usb_h... • https://git.kernel.org/stable/c/e5be15c63804e05b5a94197524023702a259e308 • CWE-416: Use After Free •

CVSS: 5.5EPSS: 0%CPEs: 9EXPL: 0

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Fix a null pointer crash in mtk_drm_crtc_finish_page_flip It's possible that mtk_crtc->event is NULL in mtk_drm_crtc_finish_page_flip(). pending_needs_vblank value is set by mtk_crtc->event, but in mtk_drm_crtc_atomic_flush(), it's is not guarded by the same lock in mtk_drm_finish_page_flip(), thus a race condition happens. Consider the following case: CPU1 CPU2 step 1: mtk_drm_crtc_atomic_begin() mtk_crtc->event is not null, ... • https://git.kernel.org/stable/c/119f5173628aa7a0c3cf9db83460d40709e8241d •

CVSS: 4.6EPSS: 0%CPEs: 7EXPL: 0

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: RDMA/srpt: Do not register event handler until srpt device is fully setup Upon rare occasions, KASAN reports a use-after-free Write in srpt_refresh_port(). This seems to be because an event handler is registered before the srpt device is fully setup and a race condition upon error may leave a partially setup event handler in place. Instead, only register the event handler after srpt device initialization is complete. En el kernel de Linux, ... • https://git.kernel.org/stable/c/a42d985bd5b234da8b61347a78dc3057bf7bb94d • CWE-416: Use After Free •

CVSS: 5.5EPSS: 0%CPEs: 7EXPL: 0

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102 A call to listxattr() with a buffer size = 0 returns the actual size of the buffer needed for a subsequent call. When size > 0, nfs4_listxattr() does not return an error because either generic_listxattr() or nfs4_listxattr_nfs4_label() consumes exactly all the bytes then size is 0 when calling nfs4_listxattr_nfs4_user() which then triggers the following kernel BUG: [ 99.403778] ker... • https://git.kernel.org/stable/c/012a211abd5db098094ce429de5f046368391e68 • CWE-20: Improper Input Validation •

CVSS: 7.0EPSS: 0%CPEs: 4EXPL: 0

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to truncate meta inode pages forcely Below race case can cause data corruption: Thread A GC thread - gc_data_segment - ra_data_block - locked meta_inode page - f2fs_inplace_write_data - invalidate_mapping_pages : fail to invalidate meta_inode page due to lock failure or dirty|writeback status - f2fs_submit_page_bio : write last dirty data to old blkaddr - move_data_block - load old data from meta_inode page - f2fs_submit_page_writ... • https://git.kernel.org/stable/c/6aa58d8ad20a3323f42274c25820a6f54192422d •

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

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: spi: lpspi: Avoid potential use-after-free in probe() fsl_lpspi_probe() is allocating/disposing memory manually with spi_alloc_host()/spi_alloc_target(), but uses devm_spi_register_controller(). In case of error after the latter call the memory will be explicitly freed in the probe function by spi_controller_put() call, but used afterwards by "devm" management outside probe() (spi_unregister_controller() <- devm_spi_unregister() below). Una... • https://git.kernel.org/stable/c/5314987de5e5f5e38436ef4a69328bc472bbd63e •

CVSS: 7.8EPSS: 0%CPEs: 5EXPL: 0

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: rds: tcp: Fix use-after-free of net in reqsk_timer_handler(). syzkaller reported a warning of netns tracker [0] followed by KASAN splat [1] and another ref tracker warning [1]. syzkaller could not find a repro, but in the log, the only suspicious sequence was as follows: 18:26:22 executing program 1: r0 = socket$inet6_mptcp(0xa, 0x1, 0x106) ... connect$inet6(r0, &(0x7f0000000080)={0xa, 0x4001, 0x0, @loopback}, 0x1c) (async) The notable thin... • https://git.kernel.org/stable/c/467fa15356acfb7b2efa38839c3e76caa4e6e0ea •

CVSS: 5.5EPSS: 0%CPEs: 9EXPL: 0

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: hsr: Fix uninit-value access in hsr_get_node() KMSAN reported the following uninit-value access issue [1]: ===================================================== BUG: KMSAN: uninit-value in hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246 hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246 fill_frame_info net/hsr/hsr_forward.c:577 [inline] hsr_forward_skb+0xe12/0x30e0 net/hsr/hsr_forward.c:615 hsr_dev_xmit+0x1a1/0x270 net/hsr/hsr_device.c... • https://git.kernel.org/stable/c/f266a683a4804dc499efc6c2206ef68efed029d0 • CWE-20: Improper Input Validation •

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

17 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: packet: annotate data-races around ignore_outgoing ignore_outgoing is read locklessly from dev_queue_xmit_nit() and packet_getsockopt() Add appropriate READ_ONCE()/WRITE_ONCE() annotations. syzbot reported: BUG: KCSAN: data-race in dev_queue_xmit_nit / packet_setsockopt write to 0xffff888107804542 of 1 bytes by task 22618 on cpu 0: packet_setsockopt+0xd83/0xfd0 net/packet/af_packet.c:4003 do_sock_setsockopt net/socket.c:2311 [inline] __sys_... • https://git.kernel.org/stable/c/fa788d986a3aac5069378ed04697bd06f83d3488 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •