How severe is CVE-2022-24939?

CVE-2022-24939 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-24939 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24939?

CVE-2022-24939 primarily affects Silabs Gecko Software Development Kit. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-24939?

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

When was CVE-2022-24939 published?

CVE-2022-24939 was published on 2022-11-18 and last updated on 2026-06-17.

CVE-2022-24939

CVE-2022-24939 is a medium-severity vulnerability in Silabs Gecko Software Development Kit with a CVSS 3.x base score of 5.7. 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-787.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Silabs Gecko Software Development Kit
Published: 2022-11-18
Last modified: 2026-06-17

Description

A malformed packet containing an invalid destination address, causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.

Frequently asked questions

What is CVE-2022-24939?: A malformed packet containing an invalid destination address, causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.
How severe is CVE-2022-24939?: CVE-2022-24939 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-24939 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24939?: CVE-2022-24939 primarily affects Silabs Gecko Software Development Kit. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-24939?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-24939 published?: CVE-2022-24939 was published on 2022-11-18 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:silabs:gecko_software_development_kit:-:*:*:*:*:*:*:*
cpe:2.3:a:silabs:zigbee_emberznet:-:*:*:*:*:*:*:*

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