How severe is CVE-1999-1214?

CVE-1999-1214 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-1999-1214 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1214?

CVE-1999-1214 primarily affects Sgi Irix. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-1214?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-1999-1214 published?

CVE-1999-1214 was published on 1997-09-15 and last updated on 2026-06-16.

CVE-1999-1214

CVE-1999-1214 is a low-severity vulnerability in Sgi Irix with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-255.

Key facts

Severity: Low (CVSS 2.0 base score 2.1)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-255
Affected product: Sgi Irix
Published: 1997-09-15
Last modified: 2026-06-16

Description

The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.

Frequently asked questions

What is CVE-1999-1214?: The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.
How severe is CVE-1999-1214?: CVE-1999-1214 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-1999-1214 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1214?: CVE-1999-1214 primarily affects Sgi Irix. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-1214?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1214 published?: CVE-1999-1214 was published on 1997-09-15 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:o:sgi:irix:*:*:*:*:*:*:*:*
cpe:2.3:o:bsd:bsd:*:*:*:*:*:*:*:*
cpe:2.3:o:bsd:bsd:4.4:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:6.2:stable:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:2.0.4:*:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:2.1:*:*:*:*:*:*:*

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