VulnerabilityModified
CVE-2022-1043
This flaw allows an attacker with a local account to corrupt system memory, crash the system or escalate privileges.
HIGH 8.8EPSS 3.76%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A flaw was found in the Linux kernel’s io_uring implementation. This flaw allows an attacker with a local account to corrupt system memory, crash the system or escalate privileges.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- EPSS
- 3.76% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- http://packetstormsecurity.com/files/170834/io_uring-Same-Type-Object-Reuse-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
- https://access.redhat.com/security/cve/CVE-2022-1043Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1997328Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14Patch, Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-362/Third Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/170834/io_uring-Same-Type-Object-Reuse-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
- https://access.redhat.com/security/cve/CVE-2022-1043Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1997328Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14Patch, Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-362/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.