CVE-2026-10722: Integer Overflow in cilium ebpf
A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function loadRawSpec of the file btf/btf.go of the component LoadCollectionSpec/LoadCollectionSpecFromReader. Such manipulation of the argument offset leads to integer overflow. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may be used. The name of the patch is 533dfc82fd228bfadf42ea7180c39de7d9af47fa. A patch should be applied to remediate this issue.
AI Analysis
Technical Summary
This vulnerability in cilium ebpf (up to version 0.21.0) involves an integer overflow in the loadRawSpec function of the btf/btf.go file, specifically within the LoadCollectionSpec/LoadCollectionSpecFromReader component. The issue arises from improper handling of the offset argument, which can be manipulated locally to trigger an integer overflow. The vulnerability has a CVSS 4.8 (medium) score, indicating limited impact and requiring local privileges for exploitation. A patch is available (commit 533dfc82fd228bfadf42ea7180c39de7d9af47fa) and should be applied to fix the issue. Since this is a cloud service, the vendor typically manages the remediation process.
Potential Impact
The integer overflow could potentially lead to unexpected behavior or crashes in the cilium ebpf component when processing malformed input locally. The vulnerability requires local access and low privileges to exploit, with no user interaction needed. The CVSS score of 4.8 reflects a medium severity impact. There are no known exploits in the wild at this time.
Mitigation Recommendations
A patch addressing this vulnerability is available (commit 533dfc82fd228bfadf42ea7180c39de7d9af47fa) and should be applied promptly. Since the affected product is a cloud service, the vendor manages remediation server-side. Users should verify with the vendor advisory to confirm that the patch has been applied to their environment. No additional mitigation actions are indicated by the vendor.
CVE-2026-10722: Integer Overflow in cilium ebpf
Description
A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function loadRawSpec of the file btf/btf.go of the component LoadCollectionSpec/LoadCollectionSpecFromReader. Such manipulation of the argument offset leads to integer overflow. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may be used. The name of the patch is 533dfc82fd228bfadf42ea7180c39de7d9af47fa. A patch should be applied to remediate this issue.
CVSS v4.0
Score 4.8medium
Affected software
pkg:github/cilium/ebpfRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in cilium ebpf (up to version 0.21.0) involves an integer overflow in the loadRawSpec function of the btf/btf.go file, specifically within the LoadCollectionSpec/LoadCollectionSpecFromReader component. The issue arises from improper handling of the offset argument, which can be manipulated locally to trigger an integer overflow. The vulnerability has a CVSS 4.8 (medium) score, indicating limited impact and requiring local privileges for exploitation. A patch is available (commit 533dfc82fd228bfadf42ea7180c39de7d9af47fa) and should be applied to fix the issue. Since this is a cloud service, the vendor typically manages the remediation process.
Potential Impact
The integer overflow could potentially lead to unexpected behavior or crashes in the cilium ebpf component when processing malformed input locally. The vulnerability requires local access and low privileges to exploit, with no user interaction needed. The CVSS score of 4.8 reflects a medium severity impact. There are no known exploits in the wild at this time.
Mitigation Recommendations
A patch addressing this vulnerability is available (commit 533dfc82fd228bfadf42ea7180c39de7d9af47fa) and should be applied promptly. Since the affected product is a cloud service, the vendor manages remediation server-side. Users should verify with the vendor advisory to confirm that the patch has been applied to their environment. No additional mitigation actions are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-06-03T05:17:10.007Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
- Is Cloud Service
- true
Threat ID: 6a2037cfe29bf47b50c15134
Added to database: 06/03/2026, 14:18:55 UTC
Last enriched: 06/03/2026, 14:34:14 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 123
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