CVE-2021-25487
CVSS v3
7.8
HIGH
EPSS Score
2.4 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
Lack of boundary checking of a buffer in set_skb_priv() of modem interface driver prior to SMR Oct-2021 Release 1 allows OOB read and it results in arbitrary code execution by dereference of invalid function pointer.
CISA Known Exploited Vulnerability
- Date Added
- 2023-06-29
- Patch Due Date
- 2023-07-20
- Ransomware Use
- Unknown
Technical details
- Published
- 2021-10-06
Frequently asked questions
What is CVE-2021-25487?
Lack of boundary checking of a buffer in set_skb_priv() of modem interface driver prior to SMR Oct-2021 Release 1 allows OOB read and it results in arbitrary code execution by dereference of invalid function pointer.
Is CVE-2021-25487 actively exploited?
Yes. CVE-2021-25487 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2023-07-20.
What is the CVSS score for CVE-2021-25487?
CVE-2021-25487 has a CVSS v3 base score of 7.8 (HIGH severity).
Is CVE-2021-25487 affecting your environment?
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