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CVE Record
[ MEDIUM ]CVE-2023-21492

Samsung Mobile Devices Insertion of Sensitive Information Into Log File Vulnerability

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.

Vendor
Samsung
Product
Mobile Devices
CVSS
4.4
EPSS (exploit probability)
2.6%
Status
kev
CISA patch-by (BOD 22-01)
Added to KEV

Is CVE-2023-21492 being exploited?

Yes. CISA added CVE-2023-21492 to its Known Exploited Vulnerabilities catalog on . CISA only lists a CVE when it has reliable evidence of exploitation in the wild.

FIRST's EPSS model puts the probability of exploitation activity in the next 30 days at 2.6% (scored October 14, 2026).

Catalog snapshot 2026-10-21. Full cross-catalog view: /kev-comparison

What to do

CISA required actionApply updates per vendor instructions.

US federal civilian agencies must remediate by (21 days after listing) under BOD 22-01. Everyone else: that deadline is a sensible upper bound, not a target. Vendor guidance and the NVD record are linked under Source above.

CVE / VulnerabilitySeverityCVSSEPSSAdded to KEV
CVE-2025-21042
Samsung Mobile Devices Out-of-Bounds Write Vulnerability
[ HIGH ]8.834.5%
CVE-2025-21043
Samsung Mobile Devices Out-of-Bounds Write Vulnerability
[ HIGH ]8.82.2%
CVE-2022-22265
Samsung Mobile Devices Use-After-Free Vulnerability
[ MEDIUM ]5.00.4%
CVE-2021-25489
Samsung Mobile Devices Improper Input Validation Vulnerability
[ LOW ]3.30.5%
CVE-2021-25487
Samsung Mobile Devices Out-of-Bounds Read Vulnerability
[ HIGH ]7.30.6%
CVE-2021-25395
Samsung Mobile Devices Race Condition Vulnerability
[ MEDIUM ]6.40.4%
CVE-2021-25394
Samsung Mobile Devices Race Condition Vulnerability
[ MEDIUM ]6.40.4%
CVE-2021-25372
Samsung Mobile Devices Improper Boundary Check Vulnerability
[ MEDIUM ]6.10.8%
All 13 Samsung Mobile Devices known exploited vulnerabilities →