VulnerabilityAnalyzed
CVE-2022-23090
An attacker may cause the reference count to overflow, leading to a use after free (UAF).
HIGH 7.7EPSS 0.22%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The aio_aqueue function, used by the lio_listio system call, fails to release a reference to a credential in an error case. An attacker may cause the reference count to overflow, leading to a use after free (UAF).
- CVSS 3.1
- 7.7 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 0.22% probability · 12th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- freebsd/freebsd
- Source
- secteam@freebsd.org
References
- https://security.freebsd.org/advisories/FreeBSD-SA-22:10.aio.ascVendor Advisory
- https://security.netapp.com/advisory/ntap-20240415-0007/Third Party Advisory
- https://security.freebsd.org/advisories/FreeBSD-SA-22:10.aio.ascVendor Advisory
- https://security.netapp.com/advisory/ntap-20240415-0007/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.