Description
When using the ch-go library, under a specific condition when the query includes a large, uncompressed malicious external data, it is possible for an attacker in control of such data to smuggle another query packet into the connection stream.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| ch-go | ch-go | < 0.65.0 | 0.65.0 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | govulncheck-vulndb | 0.0.20250422T181640-1.1 | openSUSE-SU-2025:15017-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/ClickHouse/ch-go | < 0.65.0 | 0.65.0 | GHSA-m454-3xv7-qj85 |
Advisories 1
- openSUSE-SU-2025:15017-1 govulncheck-vulndb-0.0.20250422T181640-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026