1.2

CVE-2001-1047: openbsd

CVSS: 1.2v2.0LowModified
Published 02-02-2002Last modified 08-08-2024
Open JSON

Vulnerability summary

CVE-2001-1047 is a low (CVSS 1.2) vulnerability in openbsd. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 17.9% of scored vulnerabilities.

Overall risk
5/100
0100
Minimal · default modelHow is this calculated?
CVSS score
1.2/10
010
Low · v2.0 (NVD)
EPSS score
0.27%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 02-02-2002
    PublishedVulnerability first disclosed.
  2. 08-08-2024
    Last modifiedVulnerability information updated.

Description

Race condition in OpenBSD VFS allows local users to cause a denial of service (kernel panic) by (1) creating a pipe in one thread and causing another thread to set one of the file descriptors to NULL via a close, or (2) calling dup2 on a file descriptor in one process, then setting the descriptor to NULL via a close in another process that is created via rfork.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

0.27%

Chance of exploitation in the next 30 days

Percentile

18%

Versus all other CVEs

30-day change

0.00 pp

From 0.27% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.27%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Openbsd1 product

1 vendor · 1 product

References

5 links