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

19 Mar 2023 — In the Linux kernel through 6.2.7, fs/ntfs3/inode.c has an invalid kfree because it does not validate MFT flags before replaying logs. Hyunwoo Kim discovered that the DVB Core driver in the Linux kernel contained a race condition during device removal, leading to a use-after- free vulnerability. A physically proximate attacker could use this to cause a denial of service or possibly execute arbitrary code. Hyunwoo Kim discovered that the Technotrend/Hauppauge USB DEC driver in the Linux kernel did not proper... • https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=467333af2f7b95eeaa61a5b5369a80063cd971fd • CWE-763: Release of Invalid Pointer or Reference •

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

16 Mar 2023 — A remote denial of service vulnerability was found in the Linux kernel’s TIPC kernel module. The while loop in tipc_link_xmit() hits an unknown state while attempting to parse SKBs, which are not in the queue. Sending two small UDP packets to a system with a UDP bearer results in the CPU utilization for the system to instantly spike to 100%, causing a denial of service condition. It was discovered that the Traffic-Control Index implementation in the Linux kernel did not properly perform filter deactivation ... • https://gist.github.com/netspooky/bee2d07022f6350bb88eaa48e571d9b5 • CWE-1050: Excessive Platform Resource Consumption within a Loop •

CVSS: 7.0EPSS: 0%CPEs: 11EXPL: 0

15 Mar 2023 — do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free or NULL pointer dereference). A use-after-free flaw was found in the do_tls_getsockopt function in net/tls/tls_main.c in the Transport Layer Security (TLS) in the Network subcompact in the Linux kernel. This flaw allows an attacker to cause a NULL pointer dereference problem due to a race condition. It was discovered that the Traffic-Control Index imp... • https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=49c47cc21b5b7a3d8deb18fc57b0aa2ab1286962 • CWE-416: Use After Free CWE-476: NULL Pointer Dereference •

CVSS: 7.8EPSS: 0%CPEs: 3EXPL: 2

03 Mar 2023 — A bug affects the Linux kernel’s ksmbd NTLMv2 authentication and is known to crash the OS immediately in Linux-based systems. It was discovered that the Upper Level Protocol subsystem in the Linux kernel did not properly handle sockets entering the LISTEN state in certain protocols, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Davide Ornaghi discovered that the netfilter subsystem in the Linux kernel did not prope... • https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •

CVSS: 7.8EPSS: 0%CPEs: 7EXPL: 0

02 Mar 2023 — A flaw use after free in the Linux kernel integrated infrared receiver/transceiver driver was found in the way user detaching rc device. A local user could use this flaw to crash the system or potentially escalate their privileges on the system. A use-after-free flaw was found in the Linux kernel's integrated infrared receiver/transceiver driver. This issue occurs when a user detaches a rc device. This could allow a local user to crash the system or potentially escalate their privileges on the system. • https://github.com/torvalds/linux/commit/29b0589a865b6f66d141d79b2dd1373e4e50fe17 • CWE-416: Use After Free •

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

01 Mar 2023 — In the Linux kernel before 5.17, drivers/phy/tegra/xusb.c mishandles the tegra_xusb_find_port_node return value. Callers expect NULL in the error case, but an error pointer is used. Wenqing Liu discovered that the f2fs file system implementation in the Linux kernel did not properly validate inode types while performing garbage collection. An attacker could use this to construct a malicious f2fs image that, when mounted and operated on, could cause a denial of service. It was discovered that the DesignWare U... • https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17 • CWE-476: NULL Pointer Dereference •

CVSS: 4.0EPSS: 0%CPEs: 1EXPL: 0

01 Mar 2023 — In the Linux kernel before 5.16, tools/perf/util/expr.c lacks a check for the hashmap__new return value. • https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16 • CWE-252: Unchecked Return Value •

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

01 Mar 2023 — In the Linux kernel before 5.15.13, drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c misinterprets the mlx5_get_uars_page return value (expects it to be NULL in the error case, whereas it is actually an error pointer). The SUSE Linux Enterprise 15 SP5 AZURE kernel was updated to receive various security and bug fixes. • https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.13 • CWE-476: NULL Pointer Dereference •

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

01 Mar 2023 — In the Linux kernel before 5.16.3, drivers/scsi/ufs/ufs-mediatek.c misinterprets the regulator_get return value (expects it to be NULL in the error case, whereas it is actually an error pointer). The SUSE Linux Enterprise 15 SP5 AZURE kernel was updated to receive various security and bug fixes. • https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.3 • CWE-476: NULL Pointer Dereference •

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

01 Mar 2023 — In the Linux kernel before 5.19, drivers/gpu/drm/arm/malidp_planes.c misinterprets the get_sg_table return value (expects it to be NULL in the error case, whereas it is actually an error pointer). Wenqing Liu discovered that the f2fs file system implementation in the Linux kernel did not properly validate inode types while performing garbage collection. An attacker could use this to construct a malicious f2fs image that, when mounted and operated on, could cause a denial of service. It was discovered that t... • https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19 • CWE-476: NULL Pointer Dereference •