CVE-2026-4012 Details
Description
A vulnerability was determined in rxi fe up to ed4cda96bd582cbb08520964ba627efb40f3dd91. The impacted element is the function read_ of the file src/fe.c. This manipulation with the input 1 causes out-of-bounds read. The attack requires local access. The exploit has been publicly disclosed and may be utilized. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The project was informed of the problem early through an issue report but has not responded yet.
A global buffer overflow vulnerability has been identified in rxi fe versions prior to ed4cda96bd582cbb08520964ba627efb40f3dd91. The issue arises in the read_ function within src/fe.c, where improper input handling leads to an out-of-bounds read. This vulnerability requires local access to exploit and has been publicly disclosed, with an available proof-of-concept exploit.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Mar 12, 2026CISA-ADP
Assessed Mar 12, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/oneafter/0211/blob/main/fe/repro | [email protected] | Exploit |
| https://github.com/rxi/fe/ | [email protected] | ProductSource CodeVendor |
| https://github.com/rxi/fe/issues/34 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://vuldb.com/?ctiid.350534 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/?id.350534 | [email protected] | AdvisoryExploit |
| https://vuldb.com/?submit.769774 | [email protected] | ExploitTechnical Description |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| rxi fe | All versions |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Mar 12, 2026 | New CVE Received | [email protected] |