Double Free in Apple Ipados
CVE-2022-40304
An issue was discovered in libxml2 before 2.10.3. Certain invalid XML entity definitions can corrupt a hash table key, potentially leading to subsequent logic errors. In one case, a double-free can be provoked.
Vulnerability class: Double Free
EPSS: 0.068 (93.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, Release Notes)
- cve@mitre.org (Patch, Third Party Advisory, Release Notes)
- cve@mitre.org (Patch, Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-40304?
- CVE-2022-40304 is a high-severity vulnerability in Apple Ipados, classified under Double Free. CVSS score: 7.8/10. Published 2022-11-23.
- How severe is CVE-2022-40304?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-40304 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.