Linux Kernel CVE Statistics

45 Linux Kernel CVEs in March 2023

Full month · Source: NIST NVD

February 2023 April 2023

In March 2023, 45 Linux kernel CVEs were published, sourced from the NIST National Vulnerability Database. Of these, 23 were rated High severity and 20 Medium. CVE-2023-0386 was confirmed as actively exploited in the wild and added to the CISA Known Exploited Vulnerabilities catalog. March's 45 CVEs represent 15% of all 2023 Linux kernel CVEs , up from February's 17 (a 165% month-over-month increase) .

45
Total CVEs
0
Critical
23
High
20
Medium
2
Low
1
KEV Exploited

Actively Exploited CVEs — March 2023

1 CVE in CISA KEV

CVE-2023-0386 is the only Linux kernel CVE from March 2023 confirmed as actively exploited in the wild. It carries a CVSS score of 7.8 (High severity) and is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE ID Severity CVSS Published Description
CVE-2023-0386 High KEV 7.8 2023-03-22 A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file…
KEV data sourced from CISA Known Exploited Vulnerabilities catalog.
All CVEs — March 2023 45 CVEs
All (45) Critical (0) High (23) Medium (20) Low (2)
CVE ID Package Severity CVSS Published Description
CVE-2023-28339 linux High 8.8 2023-03-14 OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the o…
CVE-2023-28464 linux High 7.8 2023-03-31 hci_conn_cleanup in net/bluetooth/hci_conn.c in the Linux kernel through 6.2.9 has a use-after-free (observed in hci_co…
CVE-2022-4744 linux High 7.8 2023-03-30 A double-free flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user registers the devi…
CVE-2023-1670 linux High 7.8 2023-03-30 A flaw use after free in the Linux kernel Xircom 16-bit PCMCIA (PC-card) Ethernet driver was found.A local user could u…
CVE-2023-0179 linux High 7.8 2023-03-27 A buffer overflow vulnerability was found in the Netfilter subsystem in the Linux Kernel. This issue could allow the le…
CVE-2023-1078 linux High 7.8 2023-03-27 A flaw was found in the Linux Kernel in RDS (Reliable Datagram Sockets) protocol. The rds_rm_zerocopy_callback() uses l…
CVE-2023-1252 linux High 7.8 2023-03-23 A use-after-free flaw was found in the Linux kernel’s Ext4 File System in how a user triggers several file operations s…
CVE-2022-4095 linux High 7.8 2023-03-22 A use-after-free flaw was found in Linux kernel before 5.19.2. This issue occurs in cmd_hdl_filter in drivers/staging/r…
CVE-2023-1281 linux High 7.8 2023-03-22 Use After Free vulnerability in Linux kernel traffic control index filter (tcindex) allows Privilege Escalation. The im…
CVE-2023-0386 linux High KEV 7.8 2023-03-22 A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file with capabilities w…
CVE-2022-48424 linux High 7.8 2023-03-19 In the Linux kernel before 6.1.3, fs/ntfs3/inode.c does not validate the attribute name offset. An unhandled page fault…
CVE-2022-48425 linux High 7.8 2023-03-19 In the Linux kernel through 6.2.7, fs/ntfs3/inode.c has an invalid kfree because it does not validate MFT flags before …
CVE-2022-48423 linux High 7.8 2023-03-19 In the Linux kernel before 6.1.3, fs/ntfs3/record.c does not validate resident attribute names. An out-of-bounds write …
CVE-2022-40540 linux High 7.8 2023-03-10 Memory corruption due to buffer copy without checking the size of input while loading firmware in Linux Kernel.
CVE-2023-0030 linux High 7.8 2023-03-08 A use-after-free flaw was found in the Linux kernel’s nouveau driver in how a user triggers a memory overflow that caus…

Frequently Asked Questions

How many Linux kernel CVEs were published in March 2023?

45 Linux kernel CVEs were published in March 2023, sourced from the NIST National Vulnerability Database. Of these, 0 were rated Critical severity, 23 High, and 20 Medium.

Which Linux kernel CVEs from March 2023 are actively exploited?

1 Linux kernel CVE from March 2023 is listed in the CISA Known Exploited Vulnerabilities catalog: CVE-2023-0386 (CVSS 7.8) . This indicates confirmed active exploitation in the wild. View all actively exploited 2023 CVEs →

How does March 2023 compare to other months?

March 2023's 45 CVEs represent 15% of all 2023 Linux kernel CVEs. Compared to February's 17 CVEs, this was a 165% increase month-over-month. View the full 2023 breakdown →

February 2023 2023 statistics April 2023