Buffer overflow in Linux Kernel

CVE-2009-4020

Stack-based buffer overflow in the hfs subsystem in the Linux kernel 2.6.32 allows remote attackers to have an unspecified impact via a crafted Hierarchical File System (HFS) filesystem, related to the hfs_readdir function in fs/hfs/dir.c.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v2 metric

CVSS v2 base score 7.8 (High). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.048 (91.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2009-4020: held from 0.050 to 0.048.

EPSS over last 30 days · oldest: 0.050 · newest: 0.048 · change: -0.002

Affected products

Weakness classification (CWE)

References