7.8

CVE-2024-56598: linux Improper Validation of Array Index

CVSS: 7.8v3.1HighModified
AliasesUBUNTU-CVE-2024-56598USN-7498-1DEBIAN-CVE-2024-56598
Published 27-12-2024Last modified 05-08-2026
Open JSON

Vulnerability summary

CVE-2024-56598 is a high (CVSS 7.8) Improper Validation of Array Index vulnerability in linux. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 16.4% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (NVD)
EPSS score
0.26%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 63 · Related 59
DLA-4075-1DLA-4076-1LSN-0112-1MGASA-2025-0030MGASA-2025-0032SUSE-SU-2025:0152-1

Timeline

  1. 27-12-2024
    PublishedVulnerability first disclosed.
  2. 05-08-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: jfs: array-index-out-of-bounds fix in dtReadFirst The value of stbl can be sometimes out of bounds due to a bad filesystem. Added a check with appopriate return of error code in that case.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.26%

Chance of exploitation in the next 30 days

Percentile

16%

Versus all other CVEs

30-day change

0.00 pp

From 0.26% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.26%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Ubuntu136 products
  • linux< 4.4.0-268.302 | < 4.15.0-237.249 | < 5.4.0-211.231 | < 5.15.0-135.146 | < 6.8.0-57.59 | < 3.13.0-206.257
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-aws< 4.4.0-1143.149 | < 4.4.0-1181.196 | < 4.15.0-1180.193 | < 5.4.0-1142.152 | < 5.15.0-1080.87 | < 6.8.0-1026.28
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Linux2 products
  • linux≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 25f1e673ef61d6bf9a6022e27936785896d74948 | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 8c97a4d5463a1c972ef576ac499ea9b05f956097 | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 823d573f5450ca6be80b36f54d1902ac7cd23fb9 | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 2eea5fda5556ef03defebf07b0a12fcd2c5210f4 | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < fd993b2180b4c373af8b99aa28d4dcda5c2a8f10 | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 22dcbf7661c6ffc3247978c254dc40b833a0d429 | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < ca84a2c9be482836b86d780244f0357e5a778c46 | 2.6.12
  • linux_kernel< 5.4.287 | ≥ 5.5, < 5.10.231 | ≥ 5.11, < 5.15.174 | ≥ 5.16, < 6.1.120 | ≥ 6.2, < 6.6.66 | ≥ 6.7, < 6.12.5
Debian1 product
  • linux< 6.1.123-1 | < 6.12.5-1

3 vendors · 139 products

References

59 links
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