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

19 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: wifi: carl9170: add a proper sanity check for endpoints Syzkaller reports [1] hitting a warning which is caused by presence of a wrong endpoint type at the URB sumbitting stage. While there was a check for a specific 4th endpoint, since it can switch types between bulk and interrupt, other endpoints are trusted implicitly. Similar warning is triggered in a couple of other syzbot issues [2]. Fix the issue by doing a comprehensive check of al... • https://git.kernel.org/stable/c/a84fab3cbfdc427e7d366f1cc844f27b2084c26c •

CVSS: 6.5EPSS: 0%CPEs: 9EXPL: 0

19 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: wifi: ar5523: enable proper endpoint verification Syzkaller reports [1] hitting a warning about an endpoint in use not having an expected type to it. Fix the issue by checking for the existence of all proper endpoints with their according types intact. Sadly, this patch has not been tested on real hardware. [1] Syzkaller report: ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 0 PID: 3643 at drive... • https://git.kernel.org/stable/c/b7d572e1871df06a96a1c9591c71c5494ff6b624 •

CVSS: 7.8EPSS: 0%CPEs: 9EXPL: 0

19 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: scsi: bfa: Ensure the copied buf is NUL terminated Currently, we allocate a nbytes-sized kernel buffer and copy nbytes from userspace to that buffer. Later, we use sscanf on this buffer but we don't ensure that the string is terminated inside the buffer, this can lead to OOB read when using sscanf. Fix this issue by using memdup_user_nul instead of memdup_user. En el kernel de Linux, se resolvió la siguiente vulnerabilidad: scsi: bfa: asegú... • https://git.kernel.org/stable/c/9f30b674759b9a2da25aefe25d885161d8a911cb •

CVSS: 5.5EPSS: 0%CPEs: 5EXPL: 0

19 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: net: fec: remove .ndo_poll_controller to avoid deadlocks There is a deadlock issue found in sungem driver, please refer to the commit ac0a230f719b ("eth: sungem: remove .ndo_poll_controller to avoid deadlocks"). The root cause of the issue is that netpoll is in atomic context and disable_irq() is called by .ndo_poll_controller interface of sungem driver, however, disable_irq() might sleep. After analyzing the implementation of fec_poll_cont... • https://git.kernel.org/stable/c/7f5c6addcdc039c1a7c435857e6284ecac5d97c8 •

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

19 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Add 0 size check to mtk_drm_gem_obj Add a check to mtk_drm_gem_init if we attempt to allocate a GEM object of 0 bytes. Currently, no such check exists and the kernel will panic if a userspace application attempts to allocate a 0x0 GBM buffer. Tested by attempting to allocate a 0x0 GBM buffer on an MT8188 and verifying that we now return EINVAL. En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: drm/mediatek: Agr... • https://git.kernel.org/stable/c/119f5173628aa7a0c3cf9db83460d40709e8241d •

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

19 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix UAF for cq async event The refcount of CQ is not protected by locks. When CQ asynchronous events and CQ destruction are concurrent, CQ may have been released, which will cause UAF. Use the xa_lock() to protect the CQ refcount. En el kernel de Linux, se resolvió la siguiente vulnerabilidad: RDMA/hns: corrige UAF para el evento cq async El recuento de CQ no está protegido por bloqueos. Cuando los eventos asincrónicos de CQ y la ... • https://git.kernel.org/stable/c/9a4435375cd151e07c0c38fa601b00115986091b •

CVSS: 7.1EPSS: 0%CPEs: 9EXPL: 0

19 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: net: bridge: xmit: make sure we have at least eth header len bytes syzbot triggered an uninit value[1] error in bridge device's xmit path by sending a short (less than ETH_HLEN bytes) skb. To fix it check if we can actually pull that amount instead of assuming. Tested with dropwatch: drop at: br_dev_xmit+0xb93/0x12d0 [bridge] (0xffffffffc06739b3) origin: software timestamp: Mon May 13 11:31:53 2024 778214037 nsec protocol: 0x88a8 length: 2 ... • https://git.kernel.org/stable/c/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 • CWE-99: Improper Control of Resource Identifiers ('Resource Injection') •

CVSS: 7.8EPSS: 0%CPEs: 8EXPL: 0

10 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: net: fix __dst_negative_advice() race __dst_negative_advice() does not enforce proper RCU rules when sk->dst_cache must be cleared, leading to possible UAF. RCU rules are that we must first clear sk->sk_dst_cache, then call dst_release(old_dst). Note that sk_dst_reset(sk) is implementing this protocol correctly, while __dst_negative_advice() uses the wrong order. Given that ip6_negative_advice() has special logic against RTF_CACHE, this mea... • https://git.kernel.org/stable/c/a87cb3e48ee86d29868d3f59cfb9ce1a8fa63314 • CWE-416: Use After Free •

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

08 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix division by zero in setup_dsc_config When slice_height is 0, the division by slice_height in the calculation of the number of slices will cause a division by zero driver crash. This leaves the kernel in a state that requires a reboot. This patch adds a check to avoid the division by zero. The stack trace below is for the 6.8.4 Kernel. I reproduced the issue on a Z16 Gen 2 Lenovo Thinkpad with a Apple Studio Display moni... • https://git.kernel.org/stable/c/a32c8f951c8a456c1c251e1dcdf21787f8066445 • CWE-369: Divide By Zero •

CVSS: 6.5EPSS: 0%CPEs: 5EXPL: 0

08 Jun 2024 — In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix div-by-zero in l2cap_le_flowctl_init() l2cap_le_flowctl_init() can cause both div-by-zero and an integer overflow since hdev->le_mtu may not fall in the valid range. Move MTU from hci_dev to hci_conn to validate MTU and stop the connection process earlier if MTU is invalid. Also, add a missing validation in read_buffer_size() and make it return an error value if the validation fails. Now hci_conn_add() returns ERR_PTR(... • https://git.kernel.org/stable/c/6ed58ec520ad2b2fe3f955c8a5fd0eecafccebdf • CWE-190: Integer Overflow or Wraparound CWE-369: Divide By Zero •