CVE-2021-25487 · netVigilance record NV23-0096

Samsung Mobile Devices Out-of-Bounds Read

past due

What to do

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable

CISA deadline 2023-07-20 · passed 3 years 1 month ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Samsung mobile devices contain an out-of-bounds read vulnerability within the modem interface driver due to a lack of boundary checking of a buffer in set_skb_priv(), leading to remote code execution by dereference of an invalid function pointer.

Who is affected

Samsung Mobile Devices. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-125.

Timeline

2023-06-29
Added to CISA KEVExploitation in the wild confirmed by CISA
2023-07-20
CISA remediation deadlinepassed 3 years 1 month ago

Sources

NVD entry for CVE-2021-25487 nvd.nist.gov/vuln/detail/CVE-2021-25487
CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
security.samsungmobile.com security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10
nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2021-25487