/ 
Lucy-0.2.9_02
/ Lucy::Search::NOTQuery
Security Advisories (4)
CVE-2026-61483 (2026-08-05)

Apache Lucy: QueryParser unbounded recursion on deeply-nested query -> C-stack-overflow DoS ** UNSUPPORTED WHEN ASSIGNED ** Uncontrolled Recursion vulnerability in Apache Lucy. This issue affects Apache Lucy: all versions. As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

CVE-2026-61485 (2026-08-05)

Apache Lucy: Freezer/InStream deserialization bomb - unbounded allocation reading an index ** UNSUPPORTED WHEN ASSIGNED ** Uncontrolled Recursion vulnerability in Apache Lucy. This issue affects Apache Lucy: all versions. As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

CVE-2026-61486 (2026-08-05)

Apache Lucy: stack-buffer-overflow in JSON parser error reporter on malformed input ** UNSUPPORTED WHEN ASSIGNED ** Stack-based Buffer Overflow vulnerability in Apache Lucy. This issue affects Apache Lucy: all versions. As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

CVE-2026-61484 (2026-08-05)

Apache Lucy: LucyX::Remote::SearchServer unauthenticated remote Storable::thaw -> RCE/DoS ** UNSUPPORTED WHEN ASSIGNED ** Deserialization of Untrusted Data vulnerability in Apache Lucy. This issue affects Apache Lucy: all versions. As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

NAME

Lucy::Search::NOTQuery - Invert the result set of another Query.

SYNOPSIS

my $not_bar_query = Lucy::Search::NOTQuery->new( 
    negated_query => $bar_query,
);
my $foo_and_not_bar_query = Lucy::Search::ANDQuery->new(
    children => [ $foo_query, $not_bar_query ].
);
my $hits = $searcher->hits( query => $foo_and_not_bar_query );
...

DESCRIPTION

A NOTQuery wraps another Query and matches against its inverse document set. All matching docs recieve a score of 0.0.

NOTQuery is often used in conjunction with ANDQuery to provide "a AND NOT b" semantics.

CONSTRUCTORS

new( [labeled params] )

my $not_query = Lucy::Search::NOTQuery->new( 
    negated_query => $query,
);

  • negated_query - The Query whose result set should be inverted.

METHODS

get_negated_query()

Accessor for the object's negated query.

set_negated_query(negated_query)

Setter for the object's negated query.

INHERITANCE

Lucy::Search::NOTQuery isa Lucy::Search::PolyQuery isa Lucy::Search::Query isa Lucy::Object::Obj.