CVE-2021-38207 — Classic Buffer Overflow in Kernel
Severity
7.5HIGHNVD
OSV7.8OSV6.5
EPSS
2.5%
top 14.68%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedAug 8
Latest updateMay 24
Description
drivers/net/ethernet/xilinx/ll_temac_main.c in the Linux kernel before 5.12.13 allows remote attackers to cause a denial of service (buffer overflow and lockup) by sending heavy network traffic for about ten minutes.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6
Affected Packages5 packages
Patches
🔴Vulnerability Details
4OSV▶
linux, linux-aws, linux-aws-5.11, linux-azure, linux-azure-5.11, linux-gcp, linux-hwe-5.11, linux-kvm, linux-oracle, linux-oracle-5.11, linux-raspi vulnerabilities↗2021-09-08
📋Vendor Advisories
5Microsoft▶
drivers/net/ethernet/xilinx/ll_temac_main.c in the Linux kernel before 5.12.13 allows remote attackers to cause a denial of service (buffer overflow and lockup) by sending heavy network traffic for ab↗2021-08-10
Red Hat▶
kernel: buffer overflow in drivers/net/ethernet/xilinx/ll_temac_main.c by sending heavy network traffic for about ten minutes↗2021-06-18
Debian▶
CVE-2021-38207: linux - drivers/net/ethernet/xilinx/ll_temac_main.c in the Linux kernel before 5.12.13 a...↗2021