CVE-2022-40982

MEDIUMNVD 6.56.5—

6.5

Information exposure through microarchitectural state after transient execution in certain vector execution units for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 73.0%
KEV: Not listed

Published

August 11, 2023

Last Modified

November 21, 2024

References (29)

secure@intelhttp://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00828.html
secure@intelhttps://access.redhat.com/solutions/7027704
secure@intelhttps://aws.amazon.com/security/security-bulletins/AWS-2023-007/
secure@intelhttps://downfall.page
secure@intelhttps://lists.debian.org/debian-lts-announce/2023/08/msg00013.html
secure@intelhttps://lists.debian.org/debian-lts-announce/2023/08/msg00026.html
secure@intelhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HKKYIK2EASDNUV4I7EFJKNBVO3KCKGRR/
secure@intelhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HKREYYTWUY7ZDNIB2N6H5BUJ3LE5VZPE/
secure@intelhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OL7WI2TJCWSZIQP2RIOLWHOKLM25M44J/
secure@intelhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7WO5JM74YJSYAE5RBV4DC6A4YLEKWLF/
secure@intelhttps://security.netapp.com/advisory/ntap-20230811-0001/
secure@intelhttps://www.debian.org/security/2023/dsa-5474
secure@intelhttps://www.debian.org/security/2023/dsa-5475
secure@intelhttps://xenbits.xen.org/xsa/advisory-435.html
af854a3a-2127-422b-91ae-364da2661108http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00828.html

Patch Availability(30)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	linux-tools-starfive (6.2.0.1003.6) @ lunar	2026-05-24	ubuntu
ubuntu	linux-tools-gcp-edge (5.15.0.1040.48~20.04.1) @ focal	2026-05-24	ubuntu
ubuntu	linux-tools-kvm (4.15.0.1145.136) @ bionic	2026-05-24	ubuntu
ubuntu	linux-tools-azure-lts-22.04 (5.15.0.1045.41) @ jammy	2026-05-24	ubuntu
ubuntu	linux-virtual-lts-xenial (4.4.0.245.251) @ xenial	2026-05-24	ubuntu
ubuntu	linux-tools-azure (4.15.0.1170.136) @ trusty	2026-05-24	ubuntu
ubuntu	intel-microcode (3.20230808.0ubuntu1) @ lunar	2026-05-24	ubuntu
ubuntu	linux-tools-azure-lts-20.04 (5.4.0.1114.107) @ focal	2026-05-24	ubuntu
ubuntu	linux-tools-gkeop-5.4 (5.4.0.1075.73) @ focal	2026-05-24	ubuntu
ubuntu	linux-tools-intel-iotg (5.15.0.1038.37) @ jammy	2026-05-24	ubuntu
ubuntu	linux-virtual-hwe-20.04-edge (5.15.0.82.78) @ jammy	2026-05-24	ubuntu
ubuntu	linux-xilinx-zynqmp-tools-5.4.0-1028 (5.4.0-1028.32) @ focal	2026-05-24	ubuntu
ubuntu	linux-tools-oracle (6.2.0.1010.10) @ lunar	2026-05-24	ubuntu
ubuntu	linux-tools-intel-iotg-edge (5.15.0.1038.43~20.04.28) @ focal	2026-05-24	ubuntu
redhat	kernel-0:3.10.0-1062.88.1.el7	2024-05-23	redhat
redhat	kernel-rt-0:5.14.0-70.93.1.rt21.165.el9_0	2024-03-13	redhat
redhat	kernel-0:4.18.0-193.128.1.el8_2	2024-03-12	redhat
redhat	kernel-0:5.14.0-70.93.2.el9_0	2024-03-12	redhat
redhat	kernel-rt-0:4.18.0-193.128.1.rt13.179.el8_2	2024-03-12	redhat
redhat	kernel-rt-0:4.18.0-305.120.1.rt7.196.el8_4	2024-01-30	redhat
redhat	kernel-0:4.18.0-305.120.1.el8_4	2024-01-30	redhat
redhat	kernel-0:4.18.0-372.87.1.el8_6	2024-01-25	redhat
redhat	kernel-0:4.18.0-477.36.1.el8_8	2023-11-28	redhat
redhat	kernel-rt-0:3.10.0-1160.105.1.rt56.1256.el7	2023-11-21	redhat
redhat	kernel-rt-0:5.14.0-284.40.1.rt14.325.el9_2	2023-11-21	redhat
redhat	kernel-0:5.14.0-284.40.1.el9_2	2023-11-21	redhat
redhat	kernel-0:3.10.0-1160.105.1.el7	2023-11-21	redhat
redhat	kernel-0:4.18.0-513.5.1.el8_9	2023-11-14	redhat
redhat	kernel-rt-0:4.18.0-513.5.1.rt7.307.el8_9	2023-11-14	redhat
redhat	kernel-0:5.14.0-362.8.1.el9_3	2023-11-07	redhat

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(2)

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 10× in last 7d / 10× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 19:34 UTCEG score recompute
2026-05-24 19:34 UTCVendor advisory

Frequently asked(5)

What is CVE-2022-40982?

CVE-2022-40982 is a medium vulnerability published on August 11, 2023. Information exposure through microarchitectural state after transient execution in certain vector execution units for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

When was CVE-2022-40982 disclosed?

CVE-2022-40982 was first published in the National Vulnerability Database on August 11, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-40982 actively exploited?

CVE-2022-40982 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 73.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-40982?

CVE-2022-40982 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2022-40982?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-40982, 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-2022-40982

Explore →

Is Your Infrastructure Affected by CVE-2022-40982?

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

Start Free Scan →Browse All CVEs

CVE-2022-40982

Published

Last Modified

References (29)

Patch Availability(30)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-40982?

Same vendor

Same CWE

CVE-2022-40982

📅 Published

🔄 Last Modified

🔗 References (29)

Patch Availability(30)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-40982?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

Same CWE

Published

Last Modified

References (29)

Frequently asked(5)

Related CVEs(same vendor + same CWE)