CVE-2025-38079

NVD 0.07.8
EchelonGraph scoreLOW confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2025-06-18.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 0%CVSS: Exploit: NoneExposed: 0

A fix is available — apply it.

In the Linux kernel, the following vulnerability has been resolved:

crypto: algif_hash - fix double free in hash_accept

If accept(2) is called on socket type algif_hash with MSG_MORE flag set and crypto_ahash_import fails, sk2 is freed. However, it is also freed in af_alg_release, leading to slab-use-after-free error.

CVSS v3
EG Score
7.8(low)
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
7.7%
KEV
Not listed

Published

June 18, 2025

Last Modified

July 14, 2026

Advisory Details (10)

Auto-updated May 12, 2026
Patch available.
generic Patch Available

[SECURITY] [DLA 4328-1] linux-6.1 security update

https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
generic Patch Available

[SECURITY] [DLA 4327-1] linux security update

https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
generic

crypto: algif_hash - fix double free in hash_accept - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/f0f3d09f53534ea385d55ced408f2b67059b16e4
generic

crypto: algif_hash - fix double free in hash_accept - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/c3059d58f79fdfb2201249c2741514e34562b547
generic

crypto: algif_hash - fix double free in hash_accept - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/bf7bba75b91539e93615f560893a599c1e1c98bf
generic

crypto: algif_hash - fix double free in hash_accept - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/b2df03ed4052e97126267e8c13ad4204ea6ba9b6
generic

crypto: algif_hash - fix double free in hash_accept - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/5bff312b59b3f2a54ff504e4f4e47272b64f3633
generic

crypto: algif_hash - fix double free in hash_accept - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/2f45a8d64fb4ed4830a4b3273834ecd6ca504896
generic

crypto: algif_hash - fix double free in hash_accept - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/134daaba93193df9e988524b5cd2f52d15eb1993
generic

crypto: algif_hash - fix double free in hash_accept - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/0346f4b742345d1c733c977f3a7aef5a6419a967

Patch Availability(31)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-virtual-hwe-24.04-edge (6.14.0-32.32) @ plucky2026-05-21ubuntu
ubuntulinux-tools-gcp-edge (6.8.0-1047.50~22.04.2) @ jammy2026-05-21ubuntu
ubuntulinux-virtual-hwe-24.04-edge (6.14.0-32.32~24.04.1) @ noble2026-05-21ubuntu
ubuntulinux-tools-realtime-6.8.1 (6.8.1-1041.42) @ noble2026-05-21ubuntu
ubuntulinux-tools-realtime-hwe-22.04 (6.8.1-1041.42~22.04.1) @ jammy2026-05-21ubuntu
ubuntulinux-tools-fips-6.8 (6.8.0-100.100+fips1) @ noble2026-05-21ubuntu
ubuntulinux-tools-oracle-lts-24.04 (6.8.0-1043.44) @ noble2026-05-21ubuntu
ubuntulinux-tools-azure-edge (6.8.0-1051.57~22.04.1) @ jammy2026-05-21ubuntu
ubuntulinux-tools-nvidia-lowlatency-64k-6.8 (6.8.0-1046.49.1) @ noble2026-05-21ubuntu
ubuntulinux-xilinx-zynqmp (6.8.0.1023.24) @ noble2026-05-21ubuntu
ubuntulinux-virtual-hwe-22.04-edge (6.8.0-100.100~22.04.1) @ jammy2026-05-21ubuntu
ubuntulinux-tools-gke-64k-6.8 (6.8.0-1043.48) @ noble2026-05-21ubuntu
ubuntulinux-tools-lowlatency-hwe-20.04-edge (6.8.0-100.100.1) @ noble2026-05-21ubuntu
ubuntulinux-tools-gcp-fips-6.8 (6.8.0-1047.50+fips1) @ noble2026-05-21ubuntu
ubuntulinux-tools-ibm-lts-24.04 (6.8.0-1044.44) @ noble2026-05-21ubuntu
redhatkernel-0:5.14.0-70.146.1.el9_02025-09-11redhat
redhatkernel-rt-0:5.14.0-70.146.1.rt21.218.el9_02025-09-10redhat
redhatkernel-0:5.14.0-427.85.1.el9_42025-09-02redhat
redhatkernel-rt-0:3.10.0-1160.138.1.rt56.1290.el72025-09-02redhat
redhatkernel-0:4.18.0-305.170.1.el8_42025-09-02redhat
redhatkernel-0:3.10.0-1160.138.1.el72025-09-02redhat
redhatkernel-0:4.18.0-193.165.1.el8_22025-08-27redhat
redhatkernel-0:5.14.0-284.134.1.el9_22025-08-27redhat
redhatkernel-0:4.18.0-372.158.1.el8_62025-08-27redhat
redhatkernel-rt-0:5.14.0-284.134.1.rt14.419.el9_22025-08-27redhat
redhatkernel-0:4.18.0-477.107.1.el8_82025-08-25redhat
redhatkernel-0:5.14.0-570.33.2.el9_62025-08-11redhat
redhatkernel-0:6.12.0-55.27.1.el10_02025-08-11redhat
redhatkernel-0:4.18.0-553.66.1.el8_102025-08-04redhat
redhatkernel-rt-0:4.18.0-553.66.1.rt7.407.el8_102025-08-04redhat
linuxKernel @ 5.4.294osv

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.

Weakness Classification(1)

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

Additional Vendor Advisories

(14)

Data Freshness Timeline

(refreshed 12× in last 7d / 48× 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 122 total refreshes for this CVE.

  1. 2026-07-23 02:54 UTCEG score recompute
  2. 2026-07-22 14:07 UTCEPSS rescore
  3. 2026-07-22 14:07 UTCEPSS rescore
  4. 2026-07-21 15:24 UTCEPSS rescore
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  23. 2026-07-10 10:58 UTCOSV refresh
  24. 2026-07-09 19:09 UTCEPSS rescore
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  1. 2026-07-07 13:45 UTCEPSS rescore
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  26. 2026-06-21 20:43 UTCOSV refresh
  27. 2026-06-21 14:56 UTCEPSS rescore
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  38. 2026-06-14 23:18 UTCMITRE cvelistV5
  39. 2026-06-14 23:17 UTCEPSS rescore
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Frequently asked(4)

What is CVE-2025-38079?
CVE-2025-38079 is a publicly disclosed vulnerability published on June 18, 2025. In the Linux kernel, the following vulnerability has been resolved: crypto: algifhash - fix double free in hashaccept If accept(2) is called on socket type algif_hash with MSGMORE flag set and cryptoahash_import fails, sk2 is freed. However, it is also freed in afalgrelease, leading to…
When was CVE-2025-38079 disclosed?
CVE-2025-38079 was first published in the National Vulnerability Database on June 18, 2025, with the most recent update on July 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-38079 actively exploited?
CVE-2025-38079 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 7.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2025-38079?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-38079, 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

Explore the affected products and dependency analysis for CVE-2025-38079

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