CVE-2019-9937High· 7.5▾ TwilightIn SQLite 3.27.2, interleaving reads and writes in a single transaction with an fts5 virtual table will lead to a NULL Pointer Dereference in fts5ChunkIterate in sqlite3.c. This is related to ext/fts5/fts5_hash.c and ext/fts5/fts5_index.c.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 1.2 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
6.1%
In SQLite 3.27.2, interleaving reads and writes in a single transaction with an fts5 virtual table will lead to a NULL Pointer Dereference in fts5ChunkIterate in sqlite3.c. This is related to ext/fts5/fts5_hash.c and ext/fts5/fts5_index.c.
sqlite = 3.27.2Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2020-13632Medium· 5.5ext/fts3/fts3_snippet.c in SQLite before 3.32.0 has a NULL pointer dereference via a crafted matchinfo() query.
CVE-2020-35525High· 7.5In SQlite 3.31.1, a potential null pointer derreference was found in the INTERSEC query processing.
CVE-2020-13871High· 7.5SQLite 3.32.2 has a use-after-free in resetAccumulator in select.c because the parse tree rewrite for window functions is too late.
CVE-2020-13434Medium· 5.5SQLite through 3.32.0 has an integer overflow in sqlite3_str_vappendf in printf.c.
CVE-2020-11655High· 7.5SQLite through 3.31.1 allows attackers to cause a denial of service (segmentation fault) via a malformed window-function query because the AggInfo object's initialization is mishandled.
CVE-2019-20218High· 7.5selectExpander in select.c in SQLite 3.30.1 proceeds with WITH stack unwinding even after a parsing error.