CVE-2026-46328

HIGHPre-NVD 7.37.3—
EchelonGraph scoreMEDIUM confidence

Score 7.3 from GitHub Security Advisory (severity: HIGH) published 2026-06-09. the CNA's CVSS baseline 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:linux, epss, ghsa
Trending — 4 sources updated this week
7.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.3Exploit: None knownExposed: 0

A fix is available — apply it.

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

apparmor: fix rlimit for posix cpu timers

Posix cpu timers requires an additional step beyond setting the rlimit. Refactor the code so its clear when what code is setting the limit and conditionally update the posix cpu timers when appropriate.

CVSS v3
7.3
EG Score
7.3(medium)
EG Risk
37(Track)
EG Risk 37/100SSVC: 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
Severity73% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
2%
KEV
Not listed

Published

June 9, 2026

Last Modified

August 5, 2026

Advisory Details (8)

Auto-updated Jun 14, 2026
No patch confirmed yet.
generic

apparmor: fix rlimit for posix cpu timers - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/e43818b16815c0c2bf933ef28316f8e704e5e0ef
generic

apparmor: fix rlimit for posix cpu timers - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/e1cc11550b2f66687a374536c9dfdddcefca0efe
generic

apparmor: fix rlimit for posix cpu timers - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/9bf1fa150775b0c6b794e4b6a2c0395e13777999
generic

apparmor: fix rlimit for posix cpu timers - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/6ca56813f4a589f536adceb42882855d91fb1125
generic

apparmor: fix rlimit for posix cpu timers - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/57d51d41b90eface809b72e0e009b50546492f1f
generic

apparmor: fix rlimit for posix cpu timers - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/28aa93fcfb33b6d580c5df4ae8b6d13fb0e6fcd3
generic

apparmor: fix rlimit for posix cpu timers - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/2232d7cd243833ad750cae656d1817fe43744a09
generic

apparmor: fix rlimit for posix cpu timers - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/1f736dfe27c857b78f8461cd7c3dd9640be74b37

Vendor Advisories for CVE-2026-46328(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(23)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-tools-intel-iotg-5.15 (5.15.0.1107.106) @ jammy2026-09-14ubuntu
ubuntulinux-tools-raspi-6.8 (6.8.0-1060.64) @ noble2026-09-14ubuntu
ubuntulinux-tools-gcp-edge (5.15.0.1112.122~20.04.1) @ focal2026-09-14ubuntu
ubuntulinux-tools-realtime-hwe-22.04 (6.8.1-1055.56~22.04.1) @ jammy2026-09-14ubuntu
ubuntulinux-tools-nvidia-lowlatency-64k-6.8 (6.8.0-1058.61.1) @ noble2026-09-14ubuntu
ubuntulinux-tools-lowlatency-hwe-20.04-edge (6.8.0-134.134.1) @ noble2026-09-14ubuntu
ubuntulinux-tools-raspi-realtime-6.8 (6.8.0-2049.50) @ noble2026-09-14ubuntu
ubuntulinux-tools-fips-6.8 (6.8.0-134.134+fips1) @ noble2026-09-14ubuntu
ubuntulinux-xilinx-zynqmp-tools-5.15.0-1075 (5.15.0-1075.79) @ jammy2026-09-14ubuntu
ubuntulinux-tools-nvidia-lowlatency-5.15 (5.15.0.1107.107) @ jammy2026-09-14ubuntu
ubuntulinux-tools-nvidia-tegra-rt-5.15 (5.15.0.1064.64) @ jammy2026-09-14ubuntu
ubuntulinux-tools-azure-lts-24.04 (6.8.0-1063.71) @ noble2026-09-14ubuntu
ubuntulinux-tools-azure-fde-6.8 (6.8.0-1062.69~22.04.1) @ jammy2026-09-14ubuntu
ubuntulinux-tools-oracle-lts-22.04 (5.15.0.1109.105) @ jammy2026-09-14ubuntu
ubuntulinux-virtual-hwe-22.04-edge (6.8.0-136.136~22.04.1) @ jammy2026-09-14ubuntu
ubuntulinux-tools-oracle-edge (5.15.0.1109.115~20.04.1) @ focal2026-09-14ubuntu
ubuntulinux-tools-azure-fips-5.15 (5.15.0.1117.102) @ jammy2026-09-14ubuntu
ubuntulinux-tools-intel-iot-realtime-5.15 (5.15.0.1104.108) @ jammy2026-09-14ubuntu
ubuntulinux-xilinx-zynqmp (6.8.0.1032.33) @ noble2026-09-14ubuntu
ubuntulinux-tools-azure-fde-lts-24.04 (6.8.0-1062.69) @ noble2026-09-14ubuntu
ubuntulinux-tools-nvidia-tegra-rt-6.8 (6.8.0-1029.30) @ noble2026-09-14ubuntu
ubuntulinux-tools-nvidia-tegra-rt-5.15 (5.15.0.1064.66~20.04.1) @ focal2026-09-14ubuntu
ubuntulinux-tools-azure-fde-lts-22.04 (5.15.0.1117.126) @ jammy2026-09-14ubuntu

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

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
linux5.10.103-1 ... 5.10.92-2 (53 versions)5.10.257-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux6.1.106-1 ... 6.1.99-1 (48 versions)6.1.170-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux6.12.38-1 ... 6.12.85-1~bpo12+1 (17 versions)6.12.85-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux6.12.100-1 ... 6.18~rc7-1~exp1 (103 versions)6.18.14-1—

All Vendor Advisories

(23)

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 9× in last 7d / 49× 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 286 total refreshes for this CVE.

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

Related CVEs(same vendor)

Frequently asked(5)

What is CVE-2026-46328?
CVE-2026-46328 is a high vulnerability published on June 9, 2026. In the Linux kernel, the following vulnerability has been resolved: apparmor: fix rlimit for posix cpu timers Posix cpu timers requires an additional step beyond setting the rlimit. Refactor the code so its clear when what code is setting the limit and conditionally update the posix cpu timers when…
When was CVE-2026-46328 disclosed?
CVE-2026-46328 was first published in the National Vulnerability Database on June 9, 2026, 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-2026-46328 actively exploited?
CVE-2026-46328 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 98.3% of all scored CVEs.
What is the CVSS score of CVE-2026-46328?
CVE-2026-46328 has a CVSS v4.0 base score of 7.3 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-46328?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-46328, 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-2026-46328

Explore →

Is Your Infrastructure Affected by CVE-2026-46328?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs