UBUNTU-CVE-2021-38207

Details

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.

Affected Packages(204 packages)

linux

Ubuntu 18.04 LTS

Fixed in:

4.13.0-16.19

linux

Ubuntu 24.04 LTS

Fixed in:

6.5.0-9.9

linux

Ubuntu 25.04

Fixed in:

6.11.0-8.8

linux

Ubuntu 14.04 LTS

Fixed in:

3.11.0-12.19

linux

Ubuntu 16.04 LTS

Affected versions:

4.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.114.3.0-5.164.3.0-6.174.3.0-7.18

Fixed in:

4.4.0-2.16

linux

Ubuntu 20.04 LTS

Affected versions:

5.3.0-18.195.3.0-24.265.4.0-18.225.4.0-21.255.4.0-24.285.4.0-25.295.4.0-26.305.4.0-28.325.4.0-29.335.4.0-31.35+29 more

Fixed in:

5.4.0-81.91

linux

Ubuntu 22.04 LTS

Fixed in:

5.13.0-19.19

linux-aws

Ubuntu 18.04 LTS

Fixed in:

4.15.0-1001.1

linux-aws

Ubuntu 22.04 LTS

Fixed in:

5.13.0-1005.6

linux-aws

Ubuntu 16.04 LTS

Fixed in:

4.4.0-1001.10

References

REPORT

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.13

REPORT

https://github.com/torvalds/linux/commit/c364df2489b8ef2f5e3159b1dff1ff1fdb16040d

REPORT

https://ubuntu.com/security/CVE-2021-38207

ADVISORY

https://ubuntu.com/security/notices/USN-5070-1

ADVISORY

https://ubuntu.com/security/notices/USN-5120-1

REPORT

https://www.cve.org/CVERecord?id=CVE-2021-38207