CVE-2022-23747

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-08-18. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 10%CVSS: 9.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

In Sony Xperia series 1, 5, and Pro, an out of bound memory access can occur due to lack of validation of the number of frames being passed during music playback.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
65(Track*)
EG Risk 65/100SSVC: 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
Severity98% × 45%
Exploitation40% × 40%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS
95.1%
KEV
Not listed

Published

August 17, 2022

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated Jun 6, 2026
No patch confirmed yet.
generic

#ALHACK: One codec to hack the whole world - Check Point Research

https://research.checkpoint.com/2022/bad-alac-one-codec-to-hack-the-whole-world/
generic

CPR-Zero: CVE-2022-23747

https://cpr-zero.checkpoint.com/vulns/cprid-2191/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 13× in last 7d / 38× 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.

  1. 2026-07-24 14:15 UTCEPSS rescore
  2. 2026-07-23 14:16 UTCEPSS rescore
  3. 2026-07-23 02:08 UTCEG score recompute
  4. 2026-07-22 22:55 UTCEG score recompute
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  67. 2026-05-25 17:00 UTCEG score recompute
  68. 2026-05-25 17:00 UTCGHSA enrichment

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Frequently asked(5)

What is CVE-2022-23747?
CVE-2022-23747 is a critical vulnerability published on August 17, 2022. In Sony Xperia series 1, 5, and Pro, an out of bound memory access can occur due to lack of validation of the number of frames being passed during music playback.
When was CVE-2022-23747 disclosed?
CVE-2022-23747 was first published in the National Vulnerability Database on August 17, 2022, 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-2022-23747 actively exploited?
CVE-2022-23747 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-23747?
CVE-2022-23747 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2022-23747?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-23747, 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.

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