CVE-2024-56704

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2024-12-28. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

A fix is available — apply it.

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 v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
16%
KEV
Not listed

Published

December 28, 2024

Last Modified

August 5, 2026

Advisory Details (10)

Auto-updated Aug 4, 2026
Patch available.
generic Patch Available

[SECURITY] [DLA 4076-1] linux-6.1 security update

https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
generic

9p/xen: fix release of IRQ - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/e43c608f40c065b30964f0a806348062991b802d
generic

9p/xen: fix release of IRQ - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/d888f5f5d76b2722c267e6bdf51d445d60647b7b
generic

9p/xen: fix release of IRQ - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/d74b4b297097bd361b8a9abfde9b521ff464ea9c
generic

9p/xen: fix release of IRQ - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/b9e26059664bd9ebc64a0e8f5216266fc9f84265
generic

9p/xen: fix release of IRQ - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/7f5a2ed5c1810661e6b03f5a4ebf17682cdea850
generic

9p/xen: fix release of IRQ - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/692eb06703afc3e24d889d77e94a0e20229f6a4a
generic

9p/xen: fix release of IRQ - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/530bc9f03a102fac95b07cda513bfc16ff69e0ee
generic

9p/xen: fix release of IRQ - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/4950408793b118cb8075bcee1f033b543fb719fa
generic

9p/xen: fix release of IRQ - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/2bb3ee1bf237557daea1d58007d2e1d4a6502ccf

Patch Availability(31)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-virtual-hwe-24.04-edge (6.11.0-18.18) @ oracular2026-05-23ubuntu
ubuntulinux-tools-realtime-hwe-24.04-edge (6.11.0-1005.5) @ oracular2026-05-23ubuntu
ubuntulinux-tools-oem-24.04b (6.11.0-1015.15) @ noble2026-05-23ubuntu
ubuntulinux-virtual-hwe-20.04-edge (5.15.0.135.133) @ jammy2026-05-23ubuntu
ubuntulinux-tools-nvidia-tegra-rt (5.15.0.1033.33) @ jammy2026-05-23ubuntu
ubuntulinux-tools-kvm (5.15.0.1076.72) @ jammy2026-05-23ubuntu
ubuntulinux-xilinx-zynqmp-tools-host (5.15.0-1044.48) @ jammy2026-05-23ubuntu
ubuntulinux-tools-gcp-fips (5.15.0.1079.69) @ jammy2026-05-23ubuntu
ubuntulinux-tools-aws-lts-20.04 (5.4.0.1142.139) @ focal2026-05-23ubuntu
ubuntulinux-tools-gcp-fips (5.4.0.1145.87) @ focal2026-05-23ubuntu
ubuntulinux-virtual-hwe-20.04-edge (5.15.0.136.147~20.04.1) @ focal2026-05-23ubuntu
ubuntulinux-tools-aws-edge (5.4.0.1142.152~18.04.1) @ bionic2026-05-23ubuntu
ubuntulinux-tools-iot (5.4.0.1048.46) @ focal2026-05-23ubuntu
ubuntulinux-tools-fips (5.4.0.1116.113) @ focal2026-05-23ubuntu
ubuntulinux-tools-aws-fips (5.4.0.1142.89) @ focal2026-05-23ubuntu
ubuntulinux-tools-azure-fde-edge (5.15.0.1086.95~20.04.1.61) @ focal2026-05-23ubuntu
ubuntulinux-tools-oracle-edge (6.8.0-1024.25~22.04.1) @ jammy2026-05-23ubuntu
ubuntulinux-tools-oracle-edge (5.4.0.1140.149~18.04.1) @ bionic2026-05-23ubuntu
ubuntulinux-tools-realtime (5.15.0.1080.83) @ jammy2026-05-23ubuntu
ubuntulinux-virtual-hwe-18.04-edge (5.4.0.211.206) @ focal2026-05-23ubuntu
ubuntulinux-tools-gkeop-6.8 (6.8.0-1010.12) @ noble2026-05-23ubuntu
ubuntulinux-tools-ibm-edge (5.4.0.1090.95~18.04.1) @ bionic2026-05-23ubuntu
ubuntulinux-tools-ibm-edge (5.15.0.1074.77~20.04.1) @ focal2026-05-23ubuntu
ubuntulinux-tools-aws-edge (6.8.0-1027.29~22.04.1) @ jammy2026-05-23ubuntu
ubuntulinux-tools-realtime-hwe-24.04 (6.8.1-1020.21) @ noble2026-05-23ubuntu
ubuntulinux-tools-intel-iotg-edge (5.15.0.1077.83~20.04.1) @ focal2026-05-23ubuntu
ubuntulinux-tools-gcp-edge (6.8.0-1028.30~22.04.1) @ jammy2026-05-23ubuntu
ubuntulinux-tools-gcp-edge (5.15.0.1081.90~20.04.1) @ focal2026-05-23ubuntu
ubuntulinux-tools-raspi2-hwe-18.04-edge (5.4.0.1129.160) @ focal2026-05-23ubuntu
ubuntulinux-tools-azure-nvidia (6.8.0-1014.15) @ noble2026-05-23ubuntu
linuxKernel @ 4.19.325—osv

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(5 across 4 ecosystems)
Debian:11(2)
PackageVulnerable rangeFixed inDependents
linux5.10.103-1 ... 5.10.92-2 (44 versions)5.10.234-1—
linux-6.16.1.106-3~deb11u1, 6.1.106-3~deb11u2, 6.1.106-3~deb11u3, 6.1.112-1~deb11u1, 6.1.119-1~deb11u16.1.128-1~deb11u1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux6.1.106-1 ... 6.1.99-1 (32 versions)6.1.123-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux—6.12.3-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux—6.12.3-1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(25)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 6× in last 7d / 28× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 168 total refreshes for this CVE.

  1. 2026-09-18 19:26 UTCEPSS rescore
  2. 2026-09-16 14:06 UTCEPSS rescore
  3. 2026-09-16 14:06 UTCEPSS rescore
  4. 2026-09-16 05:12 UTCEPSS rescore
  5. 2026-09-15 03:08 UTCEPSS rescore
  6. 2026-09-13 16:45 UTCEPSS rescore
  7. 2026-09-12 14:59 UTCEPSS rescore
  8. 2026-09-11 14:51 UTCEPSS rescore
  9. 2026-09-11 09:35 UTCEPSS rescore
  10. 2026-09-10 09:33 UTCEPSS rescore
  11. 2026-09-08 21:59 UTCEPSS rescore
  12. 2026-09-07 16:00 UTCEPSS rescore
  13. 2026-09-07 13:18 UTCOSV refresh
  14. 2026-09-06 13:46 UTCEPSS rescore
  15. 2026-09-04 13:59 UTCEPSS rescore
  16. 2026-09-04 05:05 UTCEPSS rescore
  17. 2026-09-02 14:10 UTCEPSS rescore
  18. 2026-09-01 13:52 UTCEPSS rescore
  19. 2026-08-30 19:16 UTCEPSS rescore
  20. 2026-08-30 19:16 UTCEPSS rescore
  21. 2026-08-30 01:21 UTCEPSS rescore
  22. 2026-08-28 21:39 UTCEPSS rescore
  23. 2026-08-27 14:24 UTCEPSS rescore
  24. 2026-08-26 14:44 UTCEPSS rescore
  25. 2026-08-25 13:47 UTCEPSS rescore
Show 75 more
  1. 2026-08-24 14:15 UTCEPSS rescore
  2. 2026-08-23 00:18 UTCEPSS rescore
  3. 2026-08-21 23:47 UTCEPSS rescore
  4. 2026-08-20 22:54 UTCEPSS rescore
  5. 2026-08-20 22:31 UTCOSV refresh
  6. 2026-08-19 17:02 UTCEPSS rescore
  7. 2026-08-18 13:47 UTCEPSS rescore
  8. 2026-08-17 13:45 UTCEPSS rescore
  9. 2026-08-16 14:55 UTCEPSS rescore
  10. 2026-08-16 02:13 UTCEPSS rescore
  11. 2026-08-15 01:29 UTCEPSS rescore
  12. 2026-08-13 21:59 UTCEPSS rescore
  13. 2026-08-12 13:49 UTCEPSS rescore
  14. 2026-08-11 13:41 UTCEPSS rescore
  15. 2026-08-10 23:58 UTCEPSS rescore
  16. 2026-08-09 13:45 UTCEPSS rescore
  17. 2026-08-08 16:35 UTCEPSS rescore
  18. 2026-08-07 16:26 UTCEPSS rescore
  19. 2026-08-05 19:16 UTCEPSS rescore
  20. 2026-08-05 14:07 UTCEG score recompute
  21. 2026-08-05 14:07 UTCVendor advisory
  22. 2026-08-05 14:07 UTCGHSA enrichment
  23. 2026-08-04 15:08 UTCEPSS rescore
  24. 2026-08-04 11:33 UTCGHSA enrichment
  25. 2026-08-04 11:19 UTCEG score recompute
  26. 2026-08-04 11:19 UTCVendor advisory
  27. 2026-08-04 11:19 UTCGHSA enrichment
  28. 2026-08-02 02:25 UTCEPSS rescore
  29. 2026-08-02 02:25 UTCEPSS rescore
  30. 2026-08-01 04:14 UTCEPSS rescore
  31. 2026-07-31 07:42 UTCOSV refresh
  32. 2026-07-30 16:26 UTCEPSS rescore
  33. 2026-07-30 16:26 UTCEPSS rescore
  34. 2026-07-30 01:29 UTCEPSS rescore
  35. 2026-07-28 15:35 UTCEPSS rescore
  36. 2026-07-26 14:53 UTCEPSS rescore
  37. 2026-07-25 14:17 UTCEPSS rescore
  38. 2026-07-25 14:17 UTCEPSS rescore
  39. 2026-07-24 14:16 UTCEPSS rescore
  40. 2026-07-23 14:17 UTCEPSS rescore
  41. 2026-07-23 14:17 UTCEPSS rescore
  42. 2026-07-23 02:45 UTCEG score recompute
  43. 2026-07-22 14:07 UTCEPSS rescore
  44. 2026-07-21 15:23 UTCEPSS rescore
  45. 2026-07-20 17:07 UTCEPSS rescore
  46. 2026-07-19 14:30 UTCEPSS rescore
  47. 2026-07-19 14:30 UTCEPSS rescore
  48. 2026-07-19 02:28 UTCEPSS rescore
  49. 2026-07-19 02:28 UTCEPSS rescore
  50. 2026-07-18 10:03 UTCEPSS rescore
  51. 2026-07-16 17:02 UTCEPSS rescore
  52. 2026-07-15 16:57 UTCEPSS rescore
  53. 2026-07-15 01:59 UTCEPSS rescore
  54. 2026-07-15 01:59 UTCEPSS rescore
  55. 2026-07-13 22:29 UTCEPSS rescore
  56. 2026-07-13 15:08 UTCOSV refresh
  57. 2026-07-13 06:12 UTCEPSS rescore
  58. 2026-07-12 05:45 UTCEPSS rescore
  59. 2026-07-11 08:26 UTCEPSS rescore
  60. 2026-07-09 19:09 UTCEPSS rescore
  61. 2026-07-09 19:09 UTCEPSS rescore
  62. 2026-07-08 15:14 UTCEPSS rescore
  63. 2026-07-07 13:45 UTCEPSS rescore
  64. 2026-07-07 13:45 UTCEPSS rescore
  65. 2026-07-06 16:26 UTCEPSS rescore
  66. 2026-07-06 16:26 UTCEPSS rescore
  67. 2026-07-06 02:22 UTCEPSS rescore
  68. 2026-07-05 02:29 UTCEPSS rescore
  69. 2026-07-04 06:30 UTCEPSS rescore
  70. 2026-07-04 06:30 UTCEPSS rescore
  71. 2026-07-01 15:06 UTCEPSS rescore
  72. 2026-06-30 23:21 UTCEPSS rescore
  73. 2026-06-30 23:21 UTCEPSS rescore
  74. 2026-06-29 14:05 UTCEPSS rescore
  75. 2026-06-28 14:07 UTCEPSS rescore

Frequently asked(5)

What is CVE-2024-56704?
CVE-2024-56704 is a high vulnerability published on December 28, 2024. 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]
When was CVE-2024-56704 disclosed?
CVE-2024-56704 was first published in the National Vulnerability Database on December 28, 2024, with the most recent update on August 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-56704 actively exploited?
CVE-2024-56704 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 84.3% of all scored CVEs.
What is the CVSS score of CVE-2024-56704?
CVE-2024-56704 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2024-56704?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-56704, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2024-56704

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