CVE-2021-1905

HighCVSS 7.8/10Known exploited (CISA KEV)Last modified Jun 17, 2026

Description

Possible use after free due to improper handling of memory mapping of multiple processes simultaneously. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

VendorProductVersions
Qualcomm, Inc.Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon WearablesAPQ8009, APQ8009W, APQ8017, APQ8053, APQ8064AU, APQ8096AU, AQT1000, AR8031, AR8035, AR8151, CSRA6620, CSRA6640, FSM10055, FSM10056, MDM9206, MDM9607, MDM9626, MDM9628, MDM9650, MSM8909W, MSM8917, MSM8953, MSM8996AU, PM215, PM3003A, PM4125, PM4250, PM439, PM456, PM6125, PM6150, PM6150A, PM6150L, PM6250, PM6350, PM640A, PM640L, PM640P, PM660, PM660A, PM660L, PM670, PM670A, PM670L, PM7150A, PM7150L, PM7250, PM7250B, PM8004, PM8005, PM8008, PM8009, PM8150, PM8150A, PM8150B, PM8150C, PM8150L, PM8250, PM8350, PM8350B, PM8350BH, PM8350C, PM855, PM855A, PM855B, PM855L, PM855P, PM8909, PM8916, PM8937, PM8953, PM8998, PMC1000H, PMD9607, PMD9655, PME605, PMI632, PMI8937, PMI8952, PMI8998, PMK8002, PMK8003, PMK8350, PMM6155AU, PMM8155AU, PMM8195AU, PMM855AU, PMM8920AU, PMM8996AU, PMR525, PMR735A, PMR735B, PMW3100, PMX20, PMX24, PMX50, PMX55, QAT3514, QAT3516, QAT3518, QAT3519, QAT3522, QAT3550, QAT3555, QAT5515, QAT5516, QAT5522, QAT5533, QAT5568, QBT1000, QBT1500, QBT2000, QCA4020, QCA6174, QCA6174A, QCA ...[truncated*]

References

Timeline

Published
May 7, 2021
Last modified
Jun 17, 2026
Added to CISA KEV
Nov 3, 2021
NVD status
Analyzed

Related CVEs from 2021

CVE-2021-19065.5Improper handling of address deregistration on failure can lead to new GPU address allocation failure. in Snapdragon Auto, Snapdragon ComputCVE-2021-19077.5Possible buffer overflow due to lack of length check in BA request in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, SnapdragCVE-2021-19097.8Buffer overflow occurs in trusted applications due to lack of length check of parameters in Snapdragon Auto, Snapdragon Compute, Snapdragon CVE-2021-19109.8Double free in video due to lack of input buffer length check in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon CoCVE-2021-19127.8Possible integer overflow can occur due to improper length check while calculating count and grace period in Snapdragon Auto, Snapdragon ComCVE-2021-19138.4Possible integer overflow due to improper length check while updating grace period and count record in Snapdragon Auto, Snapdragon Compute, CVE-2021-19147.5Loop with unreachable exit condition may occur due to improper handling of unsupported input in Snapdragon Auto, Snapdragon Compute, SnapdraCVE-2021-19157.8Buffer overflow can occur due to improper validation of NDP application information length in Snapdragon Auto, Snapdragon Compute, SnapdragoCVE-2021-19169.8Possible buffer underflow due to lack of check for negative indices values when processing user provided input in Snapdragon Auto, SnapdragoCVE-2021-19178.4Null pointer dereference can occur due to memory allocation failure in DIAG in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity,CVE-2021-19186.5Improper handling of resource allocation in virtual machines can lead to information exposure in Snapdragon Consumer IOT, Snapdragon IndustrCVE-2021-19199.8Integer underflow can occur when the RTCP length is lesser than than the actual blocks present in Snapdragon Auto, Snapdragon Compute, Snapd
CVE-2021-1905: High severity, CVSS 7.8 | Vulnix