CVEs / CVE-2023-21492

CVE-2023-21492: Samsung Mobile Devices Insertion of Sensitive Information Into Log File Vulnerability

Known exploited in the CISA KEV catalog since 19 May 2023
medium 4.4 CVSS 3.1 (NVD)
EPSS 2.55% chance of exploitation in the next 30 days, higher than 85% of CVEs (30 Oct 2026)
Last changed at its sources 17 Jun 2026

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Summary

Samsung mobile devices running Android 11, 12, and 13 contain an insertion of sensitive information into log file vulnerability that allows a privileged, local attacker to conduct an address space layout randomization (ASLR) bypass.
CISA, Known Exploited Vulnerabilities catalog

Description

Kernel pointers are printed in the log file prior to SMR May-2023 Release 1 allows a privileged local attacker to bypass ASLR.
The CVE record, via NVD · published 4 May 2023 · NVD status: Analyzed

Affected and fixed versions

As stated by the CVE record (from the CNA)
Product	Affected	Fixed in
Samsung Mobile Samsung Mobile Devices	from Selected Android 11, 12, 13 devices, before SMR May-2023 Release 1	SMR May-2023 Release 1

Exploitation

In CISA KEV since	19 May 2023
Due date for US federal agencies	9 Jun 2023
Used in ransomware campaigns	Unknown
Required action	Apply updates per vendor instructions.

Severity

CVSS 3.1	4.4 medium `CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N` Scored by NVD
Weakness	CWE-532

References

CVE-2023-21492 on NVD
CVE-2023-21492 in the CISA KEV catalog
https://security.samsungmobile.com/securityUpdate.smsb (cited by CISA)
https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05 Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-21492 US Government Resource

Sources

Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.

This product uses data from the NVD API but is not endorsed or certified by the NVD.