CVE-2022-48717: ASoC: max9759: fix underflow in speaker_gain_control_put()
Vulnerability summary
CVE-2022-48717 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in linux. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 12.4% of scored vulnerabilities.
Not severe (CVSS 7.1, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 7 · Related 7Timeline
- 20-06-2024PublishedVulnerability first disclosed.
- 05-08-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: ASoC: max9759: fix underflow in speaker_gain_control_put() Check for negative values of "priv->gain" to prevent an out of bounds access. The concern is that these might come from the user via: -> snd_ctl_elem_write_user() -> snd_ctl_elem_write() -> kctl->put()
CVSS metrics
5 scores · 4 sources · 2 versions- CVE.orgCNA7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HDiffers
- OSV · UbuntuEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HDiffers
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.22%
Chance of exploitation in the next 30 days
Percentile
12%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.22% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu86 products
- linux< 5.4.0-109.123
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 5.4.0-1072.77
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ fa8d915172b8c10ec0734c4021e99e9705023b07, < a0f49d12547d45ea8b0f356a96632dd503941c1e | ≥ fa8d915172b8c10ec0734c4021e99e9705023b07, < 71e60c170105d153e34d01766c1e4db26a4b24cc | ≥ fa8d915172b8c10ec0734c4021e99e9705023b07, < 5a45448ac95b715173edb1cd090ff24b6586d921 | ≥ fa8d915172b8c10ec0734c4021e99e9705023b07, < baead410e5db49e962a67fffc17ac30e44b50b7c | ≥ fa8d915172b8c10ec0734c4021e99e9705023b07, < f114fd6165dfb52520755cc4d1c1dfbd447b88b6 | ≥ fa8d915172b8c10ec0734c4021e99e9705023b07, < 4c907bcd9dcd233da6707059d777ab389dcbd964 | 4.17
- linux_kernel≥ 4.17, < 4.19.228 | ≥ 4.20, < 5.4.178 | ≥ 5.5, < 5.10.99 | ≥ 5.11, < 5.15.22 | ≥ 5.16, < 5.16.8 | 5.17:rc1 | 5.17:rc2
Debian1 product
- linux< 5.16.10-1
3 vendors · 89 products
