CVE-2026-70634

TimescaleDB through 2.29.1, fixed in commit 517c13e, contains an out-of-bounds read in the Dictionary compression reverse row iterator tsl/src/compression/algorithms/dictionary.c. The forward path validates the decoded index; the reverse path uses an assertion compiled out of release builds,...

CVE-2026-70634 TimescaleDB 2.29.1 Out-of-Bounds Read Information Disclosure via Dictionary Compression Reverse Iterator

TimescaleDB through 2.29.1, fixed in commit 517c13e, contains an out-of-bounds read in the Dictionary compression reverse row iterator tsl/src/compression/algorithms/dictionary.c. The forward path validates the decoded index; the reverse path uses an assertion compiled out of release builds,...

CVE-2026-70634

TimescaleDB 2.29.1 contains an out-of-bounds read in the Dictionary compression reverse row iterator (tsl/src/compression/algorithms/dictionary.c). The reverse path does not validate the 64-bit Simple8b index (an assertion is compiled out in release builds); attackers with DML access to a physica...