CVE-2024-23307: Integer overflow in raid5_cache_count in Linux kernel
Vulnerability summary
CVE-2024-23307 is a high (CVSS 7.8) Integer Overflow or Wraparound vulnerability in linux linux_kernel. EPSS estimates a 0.58% chance of exploitation in the next 30 days, higher than 48% of scored vulnerabilities.
Not severe (CVSS 4.4, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 146 · Related 140Showing 100 of 146.
Timeline
- 25-01-2024PublishedVulnerability first disclosed.
- 15-10-2026Last modifiedVulnerability information updated.
Description
Integer Overflow or Wraparound vulnerability in Linux Linux kernel kernel on Linux, x86, ARM (md, raid, raid5 modules) allows Forced Integer Overflow.
CVSS metrics
4 scores · 4 sources · 1 version- CVE.orgCNA4.4MediumCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:HDiffers
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- 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
0.58%
Chance of exploitation in the next 30 days
Percentile
48%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.59% 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: network-reachable, administrative account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu117 products
- linux< 4.4.0-256.290 | < 4.15.0-226.238 | < 5.4.0-189.209 | < 5.15.0-116.126 | < 6.8.0-35.35
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 4.4.0-1133.139 | < 4.4.0-1171.186 | < 4.15.0-1169.182 | < 5.4.0-1128.138 | < 5.15.0-1065.71 | < 6.8.0-1009.9
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Debian1 product
- linux< 6.1.85-1 | < 6.8.9-1
Linux1 product
- linux_kernel≥ v4.1-rc1, < v6.8-rc1 | ≥ 4.1, < 6.1.84 | ≥ 6.2, < 6.6.24 | ≥ 6.7, < 6.7.12 | ≥ 6.8, < 6.8.3
3 vendors · 119 products
