Description
tor before 0.4.9.9 was prone to an out-of-bounds write when parsing a consensus or detached signature with unexpected signature digest type. Impact is minor for most Tor roles, but potentially major for directory authorities. This is TROVE-2026-019.
Analysis
No analysis available yet.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| torproject | Tor | unaffected |
|
No data.
No data.
No data available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
No advisories yet.
References
History
Thu, 20 Aug 2026 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | tor before 0.4.9.9 was prone to an out-of-bounds write when parsing a consensus or detached signature with unexpected signature digest type. Impact is minor for most Tor roles, but potentially major for directory authorities. This is TROVE-2026-019. | |
| First Time appeared |
Torproject
Torproject tor |
|
| Weaknesses | CWE-787 | |
| CPEs | cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Torproject
Torproject tor |
|
| References |
| |
| Metrics |
cvssV3_1
|
MITRE
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2026-08-20T21:15:49.660Z
Reserved: 2026-08-20T21:15:49.322Z
Link: CVE-2026-77642
Vulnrichment
No data.
NVD
No data.
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses
-
CWE-787
Out-of-bounds Write