CVE-2021-33909

fs/seq_file.c in the Linux kernel 3.16 through 5.13.x before 5.13.4 does not properly restrict seq buffer allocations, leading to an integer overflow, an…

published July 20, 2021

CVSS
—
EPSS
10%
Percentile
95.5
In the wild
Unconfirmed
What it is

fs/seq_file.c in the Linux kernel 3.16 through 5.13.x before 5.13.4 does not properly restrict seq buffer allocations, leading to an integer overflow, an Out-of-bounds Write, and escalation to root by an unprivileged user, aka CID-8cae8cd89f05.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.09729 · 95.5th percentile
Published
2021-07-20T18:01Z
EPSS history
Timeline
  • 20 JUL 18:01Z
    fs/seq_file.c in the Linux kernel 3.16 through 5.13.x before 5.13.4 does not properly restrict seq buffer allocations, leading to an integer overflow, an…
    cvelistv5