8.4

CVE-2024-56704: linux Double Free

CVSS: 8.4v3.1HighModified
AliasesUBUNTU-CVE-2024-56704DEBIAN-CVE-2024-56704
Published 28-12-2024Last modified 05-08-2026
Open JSON

Vulnerability summary

CVE-2024-56704 is a high (CVSS 8.4) Double Free vulnerability in linux. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 14.3% of scored vulnerabilities.

Overall risk
34/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.4/10
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 50 · Related 50
DLA-4075-1DLA-4076-1SUSE-SU-2025:0202-1SUSE-SU-2025:0230-1SUSE-SU-2025:0236-1SUSE-SU-2025:0289-1

Timeline

  1. 28-12-2024
    PublishedVulnerability first disclosed.
  2. 05-08-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: 9p/xen: fix release of IRQ Kernel logs indicate an IRQ was double-freed. Pass correct device ID during IRQ release. [Dominique: remove confusing variable reset to 0]

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 18-09-2026

18-09-202618-10-2026
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

Ubuntu133 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≥ 71ebd71921e451f0f942ddfe85d01e31ddc6eb88, < 692eb06703afc3e24d889d77e94a0e20229f6a4a | ≥ 71ebd71921e451f0f942ddfe85d01e31ddc6eb88, < d74b4b297097bd361b8a9abfde9b521ff464ea9c | ≥ 71ebd71921e451f0f942ddfe85d01e31ddc6eb88, < 7f5a2ed5c1810661e6b03f5a4ebf17682cdea850 | ≥ 71ebd71921e451f0f942ddfe85d01e31ddc6eb88, < 4950408793b118cb8075bcee1f033b543fb719fa | ≥ 71ebd71921e451f0f942ddfe85d01e31ddc6eb88, < b9e26059664bd9ebc64a0e8f5216266fc9f84265 | ≥ 71ebd71921e451f0f942ddfe85d01e31ddc6eb88, < 2bb3ee1bf237557daea1d58007d2e1d4a6502ccf | ≥ 71ebd71921e451f0f942ddfe85d01e31ddc6eb88, < d888f5f5d76b2722c267e6bdf51d445d60647b7b | ≥ 71ebd71921e451f0f942ddfe85d01e31ddc6eb88, < 530bc9f03a102fac95b07cda513bfc16ff69e0ee | ≥ 71ebd71921e451f0f942ddfe85d01e31ddc6eb88, < e43c608f40c065b30964f0a806348062991b802d | 4.12
  • linux_kernel≥ 4.12, < 4.19.325 | ≥ 4.20, < 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, < 6.11.11 | ≥ 6.12, < 6.12.2
Debian1 product
  • linux< 6.1.123-1 | < 6.12.3-1

3 vendors · 136 products

References

50 links
Show all 50 references