An application that uses iconv(3) to convert untrusted input to or from one of the affected encodings may be vulnerable to buffer overflows if it uses one of the affected encoding modules.
Analysis
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Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| FreeBSD | FreeBSD | unknown |
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Tracking
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Wed, 19 Aug 2026 07:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Several encoding modules, including HZ, UTF-7, VIQR, and ZW, did not properly check the size of the caller-supplied output buffer before writing converted characters. An application that uses iconv(3) to convert untrusted input to or from one of the affected encodings may be vulnerable to buffer overflows if it uses one of the affected encoding modules. | |
| Title | Heap based buffer overflow in iconv(3) | |
| Weaknesses | CWE-122 | |
| References |
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Subscriptions
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MITRE
Status: PUBLISHED
Assigner: freebsd
Published:
Updated: 2026-08-19T07:20:26.880Z
Reserved: 2026-06-29T01:40:17.498Z
Link: CVE-2026-58081
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-08-19T08:17:12.263
Modified: 2026-08-19T08:17:12.263
Link: CVE-2026-58081
Redhat
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OpenCVE Enrichment
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CWE-122
Heap-based Buffer Overflow