CVE-2021-45485

In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/output_core.c has an information leak because of certain use of a hash table which, although big, doesn't properly consider that IPv6-based attackers can typically choose among many IPv6 source addresses.

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

3.58% chance of exploitation in the next 30 days, 89th percentile

Published

2021-12-25

Updated

2024-08-04

Proof-of-concept exploits (1)

• Satheesh575555/linux-4.19.72_CVE-2021-454850★ · 2022-04-28

References

• CVE Record
• NVD entry

Related

• CVE-2021-45469
• CVE-2021-45511
• CVE-2021-45468
• CVE-2021-45608
• CVE-2021-45467
• CVE-2021-45744