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01 Record

CVE-2021-25488

Lack of boundary checking of a buffer in recv_data() of modem interface driver prior to SMR Oct-2021 Release 1 allows OOB read.

MediumPUBLISHEDCNA: Samsung Mobile
CNA base score5.5 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

02 Description

Lack of boundary checking of a buffer in recv_data() of modem interface driver prior to SMR Oct-2021 Release 1 allows OOB read.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.10% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 1.3% of scored records. A rank, not a probability.
NVD base score
5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-10-06 17:10Z5 YR AGO
Last updated
2024-08-03 20:03Z2 YR AGO
Reserved
2021-01-19
Assigning CNA
Samsung Mobile
Record state
PUBLISHED
Severity
Medium (CVSS 5.5)
CNA CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weaknesses
Data version
5.1
Document digest
095d8ae99bbad9e4e236c6dd728955ee22ad649a50ac6aaa63c63ab25fb091f0

05 Affected products

VendorProductVersionsPlatforms
Samsung MobileSamsung Mobile DevicesO(8.1), P(9.0), Q(10.0), R(11.0) to < SMR Oct-2021 Release 1—

06 References