CVE-2026-120063

NameCVE-2026-120063
DescriptionWhen psqlODBC quotes a schema or table name into a 128-byte stack buffer, its length check lets it write up to two bytes past the end of the buffer for a long name. The names come from the application's SQL text: the table of a statement the driver parses to describe its columns, and the target of the last INSERT when the driver rewrites SELECT @@IDENTITY. In the @@IDENTITY rewrite, a column name sent by the server can also write one byte past the buffer. The bytes written past the buffer are a double quote and a NUL. An application that forwards untrusted SQL text to the driver exposes its process to stack corruption. Versions before psqlODBC 18.00.0006 are affected.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
psqlodbc (PTS)bookworm1:13.02.0000-2vulnerable
trixie1:17.00.0004-2vulnerable
forky1:18.00.0005-1vulnerable
sid1:18.00.0006-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
psqlodbcsource(unstable)1:18.00.0006-1

Notes

https://github.com/postgresql-interfaces/psqlodbc/security/advisories/GHSA-285r-84w3-xcxv

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