Linux Kernel CVE Statistics

14 Linux Kernel CVEs in August 2023

Full month · Source: NIST NVD

July 2023 September 2023

In August 2023, 14 Linux kernel CVEs were published, sourced from the NIST National Vulnerability Database. Of these, 4 were rated High severity and 10 Medium. No CVEs from this month have been confirmed as actively exploited via the CISA KEV catalog. August's 14 CVEs represent 5% of all 2023 Linux kernel CVEs , down from July's 39 (a 64% month-over-month decrease) .

14
Total CVEs
0
Critical
4
High
10
Medium
0
Low
0
KEV Exploited
All CVEs — August 2023 14 CVEs
All (14) Critical (0) High (4) Medium (10) Low (0)
CVE ID Package Severity CVSS Published Description
CVE-2023-40283 linux High 7.8 2023-08-14 An issue was discovered in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Linux kernel before 6.4.10. There is…
CVE-2023-4147 linux High 7.8 2023-08-07 A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_I…
CVE-2023-4389 linux High 7.1 2023-08-16 A flaw was found in btrfs_get_root_ref in fs/btrfs/disk-io.c in the btrfs filesystem in the Linux Kernel due to a doubl…
CVE-2023-4387 linux High 7.1 2023-08-16 A use-after-free flaw was found in vmxnet3_rq_alloc_rx_buf in drivers/net/vmxnet3/vmxnet3_drv.c in VMware's vmxnet3 eth…
CVE-2023-4273 linux Medium 6.7 2023-08-09 A flaw was found in the exFAT driver of the Linux kernel. The vulnerability exists in the implementation of the file na…
CVE-2023-4611 linux Medium 6.3 2023-08-29 A use-after-free flaw was found in mm/mempolicy.c in the memory management subsystem in the Linux Kernel. This issue is…
CVE-2023-4394 linux Medium 6.0 2023-08-17 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…
CVE-2023-4569 linux Medium 5.5 2023-08-28 A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This issue…
CVE-2023-4459 linux Medium 5.5 2023-08-21 A NULL pointer dereference flaw was found in vmxnet3_rq_cleanup in drivers/net/vmxnet3/vmxnet3_drv.c in the networking …
CVE-2023-4385 linux Medium 5.5 2023-08-16 A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfs_dmap.c in the journaling file system (JFS) in the Lin…
CVE-2023-4194 linux Medium 5.5 2023-08-07 A flaw was found in the Linux kernel's TUN/TAP functionality. This issue could allow a local user to bypass network fil…
CVE-2023-4132 linux Medium 5.5 2023-08-03 A use-after-free vulnerability was found in the siano smsusb module in the Linux kernel. The bug occurs during device i…
CVE-2023-4133 linux Medium 5.5 2023-08-03 A use-after-free vulnerability was found in the cxgb4 driver in the Linux kernel. The bug occurs when the cxgb4 device …
CVE-2020-27418 linux Medium 4.4 2023-08-22 A Use After Free vulnerability in Fedora Linux kernel 5.9.0-rc9 allows attackers to obatin sensitive information via vg…

Frequently Asked Questions

How many Linux kernel CVEs were published in August 2023?

14 Linux kernel CVEs were published in August 2023, sourced from the NIST National Vulnerability Database. Of these, 0 were rated Critical severity, 4 High, and 10 Medium.

How does August 2023 compare to other months?

August 2023's 14 CVEs represent 5% of all 2023 Linux kernel CVEs. Compared to July's 39 CVEs, this was a 64% decrease month-over-month. View the full 2023 breakdown →

July 2023 2023 statistics September 2023