CVE-2022-48966: net: mvneta: Prevent out of bounds read in mvneta_config_rss()
Vulnerability summary
CVE-2022-48966 is a high (CVSS 7.1) Out-of-bounds Read vulnerability in linux. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 15.7% 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 5 · Related 5Timeline
- 21-10-2024PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: net: mvneta: Prevent out of bounds read in mvneta_config_rss() The pp->indir[0] value comes from the user. It is passed to: if (cpu_online(pp->rxq_def)) inside the mvneta_percpu_elect() function. It needs bounds checkeding to ensure that it is not beyond the end of the cpu bitmap.
CVSS metrics
3 scores · 3 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS trend
Probability
0.24%
Chance of exploitation in the next 30 days
Percentile
16%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.24% 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.
Ubuntu112 products
- linux< 4.15.0-206.217 | < 5.4.0-144.161 | < 5.15.0-67.74
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 4.15.0-1151.164 | < 5.4.0-1097.105 | < 5.15.0-1031.35
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ cad5d847a093077b499a8b0bbfe6804b9226c03e, < 3ceffb8f410b93553fb16fe7e84aa0d35b3ba79b | ≥ cad5d847a093077b499a8b0bbfe6804b9226c03e, < 47a1a2f6cd5ec3a4f8a2d9bfa1e0605347cdb92c | ≥ cad5d847a093077b499a8b0bbfe6804b9226c03e, < 5a142486a0db6b0b85031f22d69acd0cdcf8f72b | ≥ cad5d847a093077b499a8b0bbfe6804b9226c03e, < eec1fc21edc2bb99c9e66cf66f0b5d4d643fbb50 | ≥ cad5d847a093077b499a8b0bbfe6804b9226c03e, < 146ebee8fcdb349d7ec0e49915e6cdafb92544ae | ≥ cad5d847a093077b499a8b0bbfe6804b9226c03e, < a6b30598fec84f8809f5417cde73071ca43e8471 | ≥ cad5d847a093077b499a8b0bbfe6804b9226c03e, < 6ca0a506dddc3e1d636935eef339576b263bf3d8 | ≥ cad5d847a093077b499a8b0bbfe6804b9226c03e, < e8b4fc13900b8e8be48debffd0dfd391772501f7 | 4.5
- linux_kernel≥ 4.5, < 4.9.336 | ≥ 4.10, < 4.14.302 | ≥ 4.15, < 4.19.269 | ≥ 4.20, < 5.4.227 | ≥ 5.5, < 5.10.159 | ≥ 5.11, < 5.15.83 | ≥ 5.16, < 6.0.13 | 6.1:rc1 | 6.1:rc2 | 6.1:rc3 | 6.1:rc4 | 6.1:rc5 | 6.1:rc6 | 6.1:rc7 | 6.1:rc8
Debian1 product
- linux< 6.1.4-1
3 vendors · 115 products
