CVE-2024-56567: linux Divide By Zero
Vulnerability summary
CVE-2024-56567 is a medium (CVSS 5.5) Divide By Zero vulnerability in linux. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 13.5% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 47 · Related 47Timeline
- 27-12-2024PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: ad7780: fix division by zero in ad7780_write_raw() In the ad7780_write_raw() , val2 can be zero, which might lead to a division by zero error in DIV_ROUND_CLOSEST(). The ad7780_write_raw() is based on iio_info's write_raw. While val is explicitly declared that can be zero (in read mode), val2 is not specified to be non-zero.
CVSS metrics
4 scores · 4 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.24%
Chance of exploitation in the next 30 days
Percentile
14%
Versus all other CVEs
30-day change
0.00 pp
From 0.23% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu131 products
- linux< 5.4.0-211.231 | < 5.15.0-135.146 | < 6.8.0-58.60
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 5.4.0-1142.152 | < 5.15.0-1080.87 | < 6.8.0-1027.29
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 9085daa4abcc3a1c19ae4eb00e609842ef28275a, < 18fb33df1de83a014d7f784089f9b124facc157f | ≥ 9085daa4abcc3a1c19ae4eb00e609842ef28275a, < afc1e3c00b3f5f0b4f1bc3e974fb9803cb938a90 | ≥ 9085daa4abcc3a1c19ae4eb00e609842ef28275a, < 68e79b848196a0b0ec006009cc69da1f835d1ae8 | ≥ 9085daa4abcc3a1c19ae4eb00e609842ef28275a, < 022e13518ba6cc1b4fdd291f49e4f57b2d5718e0 | ≥ 9085daa4abcc3a1c19ae4eb00e609842ef28275a, < 7e3a8ea3d1ada7f707de5d9d504774b4191eab66 | ≥ 9085daa4abcc3a1c19ae4eb00e609842ef28275a, < f25a9f1df1f6738acf1fa05595fb6060a2c08ff1 | ≥ 9085daa4abcc3a1c19ae4eb00e609842ef28275a, < c174b53e95adf2eece2afc56cd9798374919f99a | 5.2
- linux_kernel≥ 5.2, < 5.4.287 | ≥ 5.5, < 5.10.231 | ≥ 5.11, < 5.15.174 | ≥ 5.16, < 6.1.120 | ≥ 6.2, < 6.6.64 | ≥ 6.7, < 6.12.4
Debian1 product
- linux< 6.1.123-1 | < 6.12.5-1
3 vendors · 134 products