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CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0

28 Mar 2023 — A NULL pointer dereference flaw was found in the az6027 driver in drivers/media/usb/dev-usb/az6027.c in the Linux Kernel. The message from user space is not checked properly before transferring into the device. This flaw allows a local user to crash the system or potentially cause a denial of service. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attack... • https://bugzilla.redhat.com/show_bug.cgi?id=2177389 • CWE-476: NULL Pointer Dereference •

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

27 Mar 2023 — A flaw was found in the Linux Kernel in RDS (Reliable Datagram Sockets) protocol. The rds_rm_zerocopy_callback() uses list_entry() on the head of a list causing a type confusion. Local user can trigger this with rds_message_put(). Type confusion leads to `struct rds_msg_zcopy_info *info` actually points to something else that is potentially controlled by local user. It is known how to trigger this, which causes an out of bounds access, and a lock corruption. • http://www.openwall.com/lists/oss-security/2023/11/05/1 • CWE-787: Out-of-bounds Write CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') •

CVSS: 7.8EPSS: 0%CPEs: 2EXPL: 1

27 Mar 2023 — A double-free flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user registers the device when the register_netdevice function fails (NETDEV_REGISTER notifier). This flaw allows a local user to crash or potentially escalate their privileges on the system. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Issues addressed include a double free vulnerability. • https://packetstorm.news/files/id/171912 • CWE-415: Double Free CWE-460: Improper Cleanup on Thrown Exception CWE-824: Access of Uninitialized Pointer •

CVSS: 7.2EPSS: 0%CPEs: 1EXPL: 0

27 Mar 2023 — A flaw was found in the Linux kernel. A use-after-free may be triggered in asus_kbd_backlight_set when plugging/disconnecting in a malicious USB device, which advertises itself as an Asus device. Similarly to the previous known CVE-2023-25012, but in asus devices, the work_struct may be scheduled by the LED controller while the device is disconnecting, triggering a use-after-free on the struct asus_kbd_leds *led structure. A malicious USB device may exploit the issue to cause memory corruption with controll... • https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=4ab3a086d10eeec1424f2e8a968827a6336203df • CWE-416: Use After Free •

CVSS: 7.1EPSS: 0%CPEs: 34EXPL: 0

27 Mar 2023 — A slab-out-of-bound read problem was found in brcmf_get_assoc_ies in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux Kernel. This issue could occur when assoc_info->req_len data is bigger than the size of the buffer, defined as WL_EXTRA_BUF_MAX, leading to a denial of service. It was discovered that the OverlayFS implementation in the Linux kernel did not properly handle copy up operation in some conditions. A local attacker could possibly use this to gain elevated privileges. It wa... • http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html • CWE-125: Out-of-bounds Read •

CVSS: 3.3EPSS: 0%CPEs: 5EXPL: 0

27 Mar 2023 — A flaw was found in the Linux kernel's implementation of RDMA over infiniband. An attacker with a privileged local account can leak kernel stack information when issuing commands to the /dev/infiniband/rdma_cm device node. While this access is unlikely to leak sensitive user information, it can be further used to defeat existing kernel protection mechanisms. • https://bugzilla.redhat.com/show_bug.cgi?id=2019643 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •

CVSS: 7.0EPSS: 0%CPEs: 27EXPL: 0

27 Mar 2023 — In the Linux kernel, pick_next_rt_entity() may return a type confused entry, not detected by the BUG_ON condition, as the confused entry will not be NULL, but list_head.The buggy error condition would lead to a type confused entry with the list head,which would then be used as a type confused sched_rt_entity,causing memory corruption. It was discovered that the Traffic-Control Index implementation in the Linux kernel did not properly perform filter deactivation in some situations. A local attacker could pos... • https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=7c4a5b89a0b5a57a64b601775b296abf77a9fe97 • CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') •

CVSS: 5.3EPSS: 0%CPEs: 1EXPL: 0

27 Mar 2023 — In the Linux kernel through 6.2.8, net/bluetooth/hci_sync.c allows out-of-bounds access because amp_init1[] and amp_init2[] are supposed to have an intentionally invalid element, but do not. An out-of-bounds (OOB) memory access flaw was found in net/bluetooth/hci_sync.c due to a missing exit patch while in loop in amp_init1[] and amp_init2[]. This issue could allow an attacker to leak internal kernel information. It was discovered that the Traffic-Control Index implementation in the Linux kernel did not pro... • https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=95084403f8c070ccf5d7cbe72352519c1798a40a • CWE-125: Out-of-bounds Read •

CVSS: 5.5EPSS: 0%CPEs: 1EXPL: 0

27 Mar 2023 — A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user could use this flaw to potentially get unauthorized access to some memory of the CPU similar to the speculative execution behavior kind of attacks. A flaw was found in the Linux kernel X86 CPU Power management when resuming CPU from suspend-to-RAM. This issue could allow a lo... • https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e2a1256b17b16f9b9adf1b6fea56819e7b68e463 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-212: Improper Removal of Sensitive Information Before Storage or Transfer CWE-226: Sensitive Information in Resource Not Removed Before Reuse •

CVSS: 5.5EPSS: 0%CPEs: 3EXPL: 0

24 Mar 2023 — A use-after-free flaw was found in reconn_set_ipaddr_from_hostname in fs/cifs/connect.c in the Linux kernel. The issue occurs when it forgets to set the free pointer server->hostname to NULL, leading to an invalid pointer request. Red Hat Advanced Cluster Management for Kubernetes 2.5.9 images Red Hat Advanced Cluster Management for Kubernetes provides the capabilities to address common challenges that administrators and site reliability engineers face as they work across a range of public and private cloud... • https://github.com/torvalds/linux/commit/153695d36ead0ccc4d0256953c751cabf673e621 • CWE-416: Use After Free •