Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2022-23960

CVE-2022-23960MEDIUM

n/a n/a — Certain Arm Cortex and Neoverse processors through 2022-03-08 do not properly restrict cache speculation, aka Spectre-BHB.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   H   L   N  C  H  N  N    5.6   .0050   41.4     —

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Jan 26  Reserved by mitre
  Mar 12  Published (CNA: mitre)
  Oct 8   ENRICHED — CVE-2022-23960. Received CVSS 5.6 and CPE data from NVD.

CNA: mitre · CVSS v3.1 · 5 references · NVD status: Modified

Description

Certain Arm Cortex and Neoverse processors through 2022-03-08 do not properly restrict cache speculation, aka Spectre-BHB. An attacker can leverage the shared branch history in the Branch History Buffer (BHB) to influence mispredicted branches. Then, cache allocation can allow the attacker to obtain sensitive information.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
January 26, 2022	Reserved	Reserved by mitre
March 12, 2022	Published	Published (CNA: mitre)
October 8, 2026	ENRICHED	ENRICHED — CVE-2022-23960. Received CVSS 5.6 and CPE data from NVD.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

References (5)

http://www.openwall.com/lists/oss-security/2022/03/18/2 [Mailing List, Patch, Third Party Advisory]
https://developer.arm.com/support/arm-security-updates [Vendor Advisory]
https://developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability [Mitigation, Patch, Vendor Advisory]
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html [Mailing List, Third Party Advisory]
https://www.debian.org/security/2022/dsa-5173 [Third Party Advisory]

Authoritative record: CVE-2022-23960 at cve.org

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