How severe is CVE-2015-1099?

CVE-2015-1099 has a CVSS 2.0 base score of 4.0, rated medium severity.

Is CVE-2015-1099 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-1099?

CVE-2015-1099 primarily affects Apple Mac Os X. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-1099?

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

When was CVE-2015-1099 published?

CVE-2015-1099 was published on 2015-04-10 and last updated on 2026-06-17.

CVE-2015-1099

CVE-2015-1099 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 4.0. 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-362.

Key facts

Severity: Medium (CVSS 2.0 base score 4.0)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-362
Affected product: Apple Mac Os X
Published: 2015-04-10
Last modified: 2026-06-17

Description

Race condition in the setreuid system-call implementation in the kernel in Apple iOS before 8.3, Apple OS X before 10.10.3, and Apple TV before 7.2 allows attackers to cause a denial of service via a crafted app.

Frequently asked questions

What is CVE-2015-1099?: Race condition in the setreuid system-call implementation in the kernel in Apple iOS before 8.3, Apple OS X before 10.10.3, and Apple TV before 7.2 allows attackers to cause a denial of service via a crafted app.
How severe is CVE-2015-1099?: CVE-2015-1099 has a CVSS 2.0 base score of 4.0, rated medium severity.
Is CVE-2015-1099 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-1099?: CVE-2015-1099 primarily affects Apple Mac Os X. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-1099?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-1099 published?: CVE-2015-1099 was published on 2015-04-10 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

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