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Vulnerabilities

Vulnerability · CVE-2022-26373

Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclos…

Published Aug 18, 2022 · catalog updated Oct 14, 2026 · xeon platinum 8253 firmware

Last checked Oct 24, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2022-26373. EPSS is 0.37%. Act only if a listed version of xeon platinum 8253 firmware is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.37%
Remediation
Advisory link
Affected products
cpe intel/xeon platinum 8253 firmware · cpe intel/xeon platinum 8256 firmware · cpe intel/xeon platinum 8260 firmware · cpe intel/xeon platinum 8260l firmware · cpe intel/xeon platinum 8260m firmware · cpe intel/xeon platinum 8260y firmware

Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe intel/xeon platinum 8253 firmwareversion unspecified
  • cpe intel/xeon platinum 8256 firmwareversion unspecified
  • cpe intel/xeon platinum 8260 firmwareversion unspecified
  • cpe intel/xeon platinum 8260l firmwareversion unspecified
  • cpe intel/xeon platinum 8260m firmwareversion unspecified
  • cpe intel/xeon platinum 8260y firmwareversion unspecified
  • cpe intel/xeon platinum 8268 firmwareversion unspecified
  • cpe intel/xeon platinum 8270 firmwareversion unspecified
  • cpe intel/xeon platinum 8276 firmwareversion unspecified
  • cpe intel/xeon platinum 8276l firmwareversion unspecified
  • cpe intel/xeon platinum 8276m firmwareversion unspecified
  • cpe intel/xeon platinum 8280 firmwareversion unspecified

How to fix CVE-2022-26373

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    No version range is stored, so an installed version cannot be checked on this page.

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2022-26373. EPSS is 0.37%. Act only if a listed version of xeon platinum 8253 firmware is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.37%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 18, 2022 · NIST NVD

    Detected

    Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

  2. Oct 14, 2026 · NIST NVD

    Updated

    Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

Sources

  • CVE.orgVulnerability recordCVE-2022-26373

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-26373

    30-day exploitation probability 0.37%

    first.org
  • NIST NVDVulnerability recordCVE-2022-26373

    Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 24, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 24, 2026
  • CVE.orgOct 16, 2026
  • NIST NVDOct 14, 2026