CVE-2026-21369: qualcomm, inc. snapdragon Out-of-bounds Write
CVSS: 5.3v3.1MediumAnalyzed
Published 06-07-2026Last modified 07-07-2026
Vulnerability summary
CVE-2026-21369 is a medium (CVSS 5.3) Out-of-bounds Write vulnerability in qualcomm, inc. snapdragon. EPSS estimates a 0.08% chance of exploitation in the next 30 days, higher than 0.1% of scored vulnerabilities.
CVSS score
5.3/10
010
Medium · v3.1 (CVE.org)EPSS score
0.08%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 06-07-2026PublishedVulnerability first disclosed.
- 07-07-2026Last modifiedVulnerability information updated.
Description
Memory Corruption when handling flash commands due to outdated LED count values being used after userspace modification.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 5.3Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:LSourcesAll 2 agree
- NVDNIST5.3MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
EPSS trend
Probability
0.08%
Chance of exploitation in the next 30 days
Percentile
0%
Versus all other CVEs
30-day change
0.00 pp
From 0.08% on 21-09-2026
21-09-202621-10-2026
EPSS score0.08%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Qualcomm107 products
- fastconnect_6200_firmwarena
- fastconnect_6700_firmwarena
- fastconnect_6900_firmwarena
- fastconnect_7800_firmwarena
- g1_gen_1_firmwarena
Qualcomm, inc.1 product
- snapdragonFastConnect 6200 | FastConnect 6700 | FastConnect 6900 | FastConnect 7800 | G1 Gen 1 | G3x Gen 2 | IQ9 Series Platform | Kalpeni | LeMans_AU_LGIT | LeMansAU | Pandeiro | QAM8255P | QAM8295P | QAMSRV1H | QAMSRV1M | QCA6574AU | QCA6595 | QCA6688AQ | QCA6696 | QCA6698AQ | QCA6797AQ | QCA8695AU | QCM2290 | QCM4325 | QCM4490 | QCM5430 | QCM6490 | QCM8838 | QCS2290 | QCS4290 | QCS4490 | QLN1083BD | QLN1086BD | QPA1083BD | QPA1086BD | Qualcomm Video Collaboration VC3 Platform | QXM1093 | QXM1094 | QXM1095 | QXM1096 | SA6155P | SA7255P | SA7775P | SA8155P | SA8195P | SA8255P | SA8295P | SA8620P | SA8770P | SA9000P | SAR2130P | SC8380XP | SD662 | SD865 5G | SDR753 | SM6225P | SM7525 | SM7550 | SM7550P | SM8550P | Snapdragon 4 Gen 1 Mobile Platform | Snapdragon 460 Mobile Platform | Snapdragon 480+ 5G Mobile Platform | Snapdragon 662 Mobile Platform | Snapdragon 680 4G Mobile Platform | Snapdragon 685 4G Mobile Platform | Snapdragon 695 5G Mobile Platform | Snapdragon 8 Elite | Snapdragon 8+ Gen 2 Mobile Platform | Snapdragon AR1 Gen 1 Platform | Snapdragon XR2 5G Platform | Snapdragon XR2+ Gen 1 Platform | Snapdragon Wear Elite platform | SRV1H | SRV1M | SXR2230P | SXR2330P | SXR2350P | Themisto | WCD9370 | WCD9371 | WCD9375 | WCD9378 | WCD9380 | WCD9385 | WCD9390 | WCD9395 | WCN3910 | WCN3950 | WCN3988 | WCN6450 | WCN6650 | WCN6755 | WCN7860 | WCN7861 | WCN7881 | WSA8810 | WSA8815 | WSA8830 | WSA8832 | WSA8835 | WSA8840 | WSA8845 | WSA8845H | X1E80100 | XRV7209 | XRV9209
2 vendors · 108 products