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CVSS: 3.3EPSS: 0%CPEs: 1EXPL: 0

18 Sep 2023 — An issue was discovered in the Linux kernel before 5.8.6. drivers/media/cec/core/cec-api.c leaks one byte of kernel memory on specific hardware to unprivileged users, because of directly assigning log_addrs with a hole in the struct. Se descubrió un problema en el kernel de Linux anterior a 5.8.6. drivers/media/cec/core/cec-api.c pierde un byte de memoria del kernel en hardware específico a usuarios sin privilegios, debido a la asignación directa de log_addrs con un agujero en la estructura. • https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.6 •

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

06 Sep 2023 — A use-after-free vulnerability in the Linux kernel's net/sched: sch_hfsc (HFSC qdisc traffic control) component can be exploited to achieve local privilege escalation. If a class with a link-sharing curve (i.e. with the HFSC_FSC flag set) has a parent without a link-sharing curve, then init_vf() will call vttree_insert() on the parent, but vttree_remove() will be skipped in update_vf(). This leaves a dangling pointer that can cause a use-after-free. We recommend upgrading past commit b3d26c5702c7d6c45456326... • http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html • CWE-416: Use After Free •

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

06 Sep 2023 — A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. Due to a race condition between nf_tables netlink control plane transaction and nft_set element garbage collection, it is possible to underflow the reference counter causing a use-after-free vulnerability. We recommend upgrading past commit 3e91b0ebd994635df2346353322ac51ce84ce6d8. Una vulnerabilidad de use-after-free en el netfilter del kernel de Linux: nf_tables compo... • https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e91b0ebd994635df2346353322ac51ce84ce6d8 • CWE-416: Use After Free •

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

30 Aug 2023 — A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. When nf_tables_delrule() is flushing table rules, it is not checked whether the chain is bound and the chain's owner rule can also release the objects in certain circumstances. We recommend upgrading past commit 6eaf41e87a223ae6f8e7a28d6e78384ad7e407f8. Una vulnerabilidad de Use-After-Free en el componente netfilter: nf_tables del kernel de Linux puede explotarse para l... • http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html • CWE-416: Use After Free •

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

29 Aug 2023 — A use-after-free flaw was found in mm/mempolicy.c in the memory management subsystem in the Linux Kernel. This issue is caused by a race between mbind() and VMA-locked page fault, and may allow a local attacker to crash the system or lead to a kernel information leak. • https://access.redhat.com/security/cve/CVE-2023-4611 • CWE-416: Use After Free •

CVSS: 5.5EPSS: 0%CPEs: 10EXPL: 0

28 Aug 2023 — A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This issue may allow a local attacker to cause double-deactivations of catchall elements, which can result in a memory leak. • https://access.redhat.com/security/cve/CVE-2023-4569 • CWE-401: Missing Release of Memory after Effective Lifetime CWE-402: Transmission of Private Resources into a New Sphere ('Resource Leak') •

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

21 Aug 2023 — A NULL pointer dereference flaw was found in vmxnet3_rq_cleanup in drivers/net/vmxnet3/vmxnet3_drv.c in the networking sub-component in vmxnet3 in the Linux Kernel. This issue may allow a local attacker with normal user privilege to cause a denial of service due to a missing sanity check during cleanup. • https://access.redhat.com/errata/RHSA-2024:0412 • CWE-476: NULL Pointer Dereference •

CVSS: 6.7EPSS: 0%CPEs: 3EXPL: 0

17 Aug 2023 — A use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Linux Kernel. This flaw allows a local attacker with special privileges to cause a system crash or leak internal kernel information • https://access.redhat.com/security/cve/CVE-2023-4394 • CWE-400: Uncontrolled Resource Consumption CWE-416: Use After Free •

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

16 Aug 2023 — A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfs_dmap.c in the journaling file system (JFS) in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check. Se ha encontrado un fallo de desviación de puntero NULL en dbFree en fs/jfs/jfs_dmap.c en el sistema de archivos de registro diario (JFS) en el Kernel de Linux. Este problema puede permitir a un atacante local bloquear el sistema debido a la falta de una comprobación de sanidad. • https://access.redhat.com/security/cve/CVE-2023-4385 • CWE-476: NULL Pointer Dereference •

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

14 Aug 2023 — An issue was discovered in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled. A flaw was found in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Bluetooth subsystem in the Linux Kernel. This issue may allow a user to cause a use-after-free problem due to sk's children being mishandled. • http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html • CWE-416: Use After Free •