CVE-2022-40540: qualcomm, inc. snapdragon Classic Buffer Overflow
CVSS: 8.4v3.1HighModified
Published 07-03-2023Last modified 03-08-2024
Vulnerability summary
CVE-2022-40540 is a high (CVSS 8.4) Classic Buffer Overflow vulnerability in qualcomm, inc. snapdragon. EPSS estimates a 0.17% chance of exploitation in the next 30 days, higher than 5.5% of scored vulnerabilities.
CVSS score
8.4/10
010
High · v3.1 (CVE.org)EPSS score
0.17%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 07-03-2023PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Memory corruption due to buffer copy without checking the size of input while loading firmware in Linux Kernel.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.4Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources2 sources · 7.8–8.4
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HDiffers
EPSS trend
Probability
0.17%
Chance of exploitation in the next 30 days
Percentile
6%
Versus all other CVEs
30-day change
0.00 pp
From 0.17% on 21-09-2026
21-09-202621-10-2026
EPSS score0.17%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Qualcomm16 products
Qualcomm, inc.1 product
- snapdragonSD 8 Gen1 5G | SD888 5G | SW5100 | SW5100P | WCD9380 | WCD9385 | WCN3980 | WCN3988 | WCN6850 | WCN6851 | WCN6855 | WCN6856 | WCN7850 | WCN7851 | WSA8830 | WSA8835
2 vendors · 17 products