Security readout for executives and security teams
Plain-English summary
A remotely reachable memory-safety flaw can crash affected Apple devices or corrupt kernel memory. Because kernel memory underpins the operating system, successful exploitation could threaten confidentiality, integrity, and availability. Apple addressed the issue in specified iOS, iPadOS, and macOS updates.
Executive priority
Treat this as an urgent patching priority because the stated attack path is remote and potentially requires neither credentials nor user action. Focus first on internet-connected and high-value devices. Escalate exceptions where upgrades are unavailable, since the supplied sources name no alternative mitigation.
Technical view
CVE-2026-64695 is a CWE-119 memory-handling vulnerability with CVSS 3.1 score 9.8. The supplied vector describes network access, low complexity, no privileges, and no user interaction. Apple states that a remote user may cause unexpected system termination or kernel-memory corruption. Further root-cause details are not provided.
Likely exposure
Exposure likely includes devices in the named operating-system families that have not reached the fixed releases. The bundle does not identify precise vulnerable starting versions, affected hardware, network service, or required configuration, so inventory-based confirmation is necessary.
Exploitation context
The supplied record is not marked as CISA KEV, and no cited source establishes active exploitation or a public exploit. Absence from KEV does not prove the flaw is unexploited. The remote, unauthenticated CVSS characteristics and kernel-memory impact make prompt remediation prudent.
Researcher notes
The public bundle identifies memory handling and possible kernel-memory corruption but omits the affected component, protocol, reachable service, triggering conditions, and exact vulnerable ranges. The CVSS impact claims are broader than Apple's concise consequence statement. Avoid inferring code execution or a specific exploitation primitive without additional evidence.
Mitigation direction
- Update iOS and iPadOS devices to 18.7.10 or a vendor-confirmed later secure release.
- Update macOS Sequoia to 15.7.8, Sonoma to 14.8.8, and Tahoe to 26.6.
- Check Apple guidance for unsupported systems or devices unable to receive these releases.
- Prioritize remotely reachable, privileged, executive, administrator, and high-value devices.
Validation and detection
- Inventory devices by operating-system family, version, update eligibility, and business criticality.
- Confirm installed versions meet or exceed the applicable Apple fixed release.
- Verify updates completed successfully and devices restarted where required.
- Monitor Apple advisories and the CVE record for revised affected-version or exploitation information.
- Review telemetry for unexplained kernel panics or system terminations, without treating them as proof of exploitation.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-119: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-64695 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://support.apple.com/en-us/128067CVE reference, apple
- https://support.apple.com/en-us/128071CVE reference, apple
- https://support.apple.com/en-us/128072CVE reference, apple
- https://support.apple.com/en-us/148287CVE reference, apple
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Restriction of Operations within the Bounds of a Memory Buffer
Improper Restriction of Operations within the Bounds of a Memory Buffer represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.