7.8

CVE-2024-56597: linux Out-of-bounds Read

CVSS: 7.8v3.1HighModified
AliasesUBUNTU-CVE-2024-56597DEBIAN-CVE-2024-56597
Published 27-12-2024Last modified 05-08-2026
Open JSON

Vulnerability summary

CVE-2024-56597 is a high (CVSS 7.8) Out-of-bounds Read vulnerability in linux. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 13.5% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.24%
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 49 · Related 47
DLA-4075-1DLA-4076-1MGASA-2025-0030MGASA-2025-0032SUSE-SU-2025:0289-1SUSE-SU-2025:0428-1

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: fix shift-out-of-bounds in dbSplit When dmt_budmin is less than zero, it causes errors in the later stages. Added a check to return an error beforehand in dbAllocCtl itself.

CVSS metrics

4 scores · 4 sources · 1 version

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 0.24% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.24%

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

Ubuntu135 products
  • linuxAll versions (No fix recorded) | < 5.4.0-211.231 | < 5.15.0-135.146 | < 6.8.0-58.60
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 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≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < bbb24ce7f06ef9b7c05beb9340787cbe9fd3d08e | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < df7c76636952670b31bd6c12b3aed3c502122273 | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 6676034aa753aa448beb30dbd75630927ba7cd96 | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 51a203470f502a64a3da8dcea51c4748e8267a6c | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < c56245baf3fd1f79145dd7408e3ead034b74255c | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 52756a57e978e2706543a254f88f266cc6702f36 | ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < a5f5e4698f8abbb25fe4959814093fb5bfa1aa9d | 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 · 138 products

References

49 links
Show all 49 references