[8.4] MOD-13010: Fix cmp_strings() - correctly handle binary data with embedded NULLS#7792
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[8.4] MOD-13010: Fix cmp_strings() - correctly handle binary data with embedded NULLS#7792
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Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## 8.4 #7792 +/- ##
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- Coverage 85.97% 85.96% -0.01%
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Files 331 331
Lines 53008 53008
Branches 11998 11998
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- Hits 45574 45570 -4
- Misses 7267 7271 +4
Partials 167 167
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kei-nan
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alonre24
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Jan 26, 2026
**Bug Fixes:** * [redis#7385](RediSearch/RediSearch#7385) Fix high temporary memory consumption when loading multiple search indexes from RDB * [redis#7430](RediSearch/RediSearch#7430) Fix a potential deadlock in `FT.HYBRID` in cluster mode during updates. * [redis#7454](RediSearch/RediSearch#7454) Fix a garbage collection performence regression * [redis#7460](RediSearch/RediSearch#7460) Fix potential double-free in Fork GC error paths * [redis#7455](RediSearch/RediSearch#7455) Fix internal cursors not being deleted promptly in cluster mode * [redis#7667](RediSearch/RediSearch#7667) Fix a cursor logical leak upon dropping the index * [redis#7796](RediSearch/RediSearch#7796) Fix a potential use-after-free when removing connections * [redis#7792](RediSearch/RediSearch#7792) Fix string comparison for binary data with embedded NULLs in TOLIST reducer in FT.AGGREGATE * [redis#7823](RediSearch/RediSearch#7823) Update `FT.HYBRID` to accept vector blobs only via parameters * [redis#7903](RediSearch/RediSearch#7903) Fix a memory leak in Hybrid ASM * [redis#8052](RediSearch/RediSearch#8052) Fix `FT.HYBRID` behavior when used with `LOAD *` * [redis#8082](RediSearch/RediSearch#8082) Fix incorrect FULLTEXT field metric counts * [redis#8089](RediSearch/RediSearch#8089) Fix an edge case in `CLUSTERSET` handling * [redis#8152](RediSearch/RediSearch#8152) Fix configuration registration issues **Improvements:** * [redis#7427](RediSearch/RediSearch#7427) Enhance `FT.PROFILE` with vector search execution details * [redis#7431](RediSearch/RediSearch#7431) Ensure full `FT.PROFILE` output is returned on timeout with RETURN policy * [redis#7507](RediSearch/RediSearch#7507) Track timeout warnings and errors in INFO * [redis#7576](RediSearch/RediSearch#7576) Track OOM warnings and errors in INFO * [redis#7612](RediSearch/RediSearch#7612) Track `maxprefixexpansions` warnings and errors in INFO * [redis#7960](RediSearch/RediSearch#7960) Persist query warnings across cursor reads * [redis#7551](RediSearch/RediSearch#7551), [redis#7616](RediSearch/RediSearch#7616), [redis#7622](RediSearch/RediSearch#7622), [redis#7625](RediSearch/RediSearch#7625) Add runtime thread and pending-jobs metrics * [redis#7589](RediSearch/RediSearch#7589) Support multiple slot ranges in `search.CLUSTERSET` * [redis#7707](RediSearch/RediSearch#7707) Add `WITHCOUNT` support to `FT.AGGREGATE` * [redis#7862](RediSearch/RediSearch#7862) Add support for subquery `COUNT` in `FT.HYBRID` * [redis#8087](RediSearch/RediSearch#8087) Add warnings when cursor results may be affected by ASM and expose ASM warnings in `FT.PROFILE` * [redis#8049](RediSearch/RediSearch#8049) Add logging for index-related commands * [redis#8150](RediSearch/RediSearch#8150) Fix shard total profile time reporting in `FT.PROFILE`
YaacovHazan
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Jan 26, 2026
**Bug Fixes:** * [#7385](RediSearch/RediSearch#7385) Fix high temporary memory consumption when loading multiple search indexes from RDB * [#7430](RediSearch/RediSearch#7430) Fix a potential deadlock in `FT.HYBRID` in cluster mode during updates. * [#7454](RediSearch/RediSearch#7454) Fix a garbage collection performence regression * [#7460](RediSearch/RediSearch#7460) Fix potential double-free in Fork GC error paths * [#7455](RediSearch/RediSearch#7455) Fix internal cursors not being deleted promptly in cluster mode * [#7667](RediSearch/RediSearch#7667) Fix a cursor logical leak upon dropping the index * [#7796](RediSearch/RediSearch#7796) Fix a potential use-after-free when removing connections * [#7792](RediSearch/RediSearch#7792) Fix string comparison for binary data with embedded NULLs in TOLIST reducer in FT.AGGREGATE * [#7704](RediSearch/RediSearch#7704) Use asynchronous jobs for GC in SVS to accelerate execution * [#7823](RediSearch/RediSearch#7823) Update `FT.HYBRID` to accept vector blobs only via parameters * [#7903](RediSearch/RediSearch#7903) Fix a memory leak in Hybrid ASM * [#8052](RediSearch/RediSearch#8052) Fix `FT.HYBRID` behavior when used with `LOAD *` * [#8082](RediSearch/RediSearch#8082) Fix incorrect FULLTEXT field metric counts * [#8089](RediSearch/RediSearch#8089) Fix an edge case in `CLUSTERSET` handling * [#8152](RediSearch/RediSearch#8152) Fix configuration registration issues **Improvements:** * [#7427](RediSearch/RediSearch#7427) Enhance `FT.PROFILE` with vector search execution details * [#7431](RediSearch/RediSearch#7431) Ensure full `FT.PROFILE` output is returned on timeout with RETURN policy * [#7507](RediSearch/RediSearch#7507) Track timeout warnings and errors in INFO * [#7576](RediSearch/RediSearch#7576) Track OOM warnings and errors in INFO * [#7612](RediSearch/RediSearch#7612) Track `maxprefixexpansions` warnings and errors in INFO * [#7960](RediSearch/RediSearch#7960) Persist query warnings across cursor reads * [#7551](RediSearch/RediSearch#7551), [#7616](RediSearch/RediSearch#7616), [#7622](RediSearch/RediSearch#7622), [#7625](RediSearch/RediSearch#7625) Add runtime thread and pending-jobs metrics * [#7589](RediSearch/RediSearch#7589) Support multiple slot ranges in `search.CLUSTERSET` * [#7707](RediSearch/RediSearch#7707) Add `WITHCOUNT` support to `FT.AGGREGATE` * [#7862](RediSearch/RediSearch#7862) Add support for subquery `COUNT` in `FT.HYBRID` * [#8087](RediSearch/RediSearch#8087) Add warnings when cursor results may be affected by ASM and expose ASM warnings in `FT.PROFILE` * [#8049](RediSearch/RediSearch#8049) Add logging for index-related commands * [#8150](RediSearch/RediSearch#8150) Fix shard total profile time reporting in `FT.PROFILE`
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Manual backport #7765 to 8.4
(cherry picked from commit f13ba95)
Backport ticket: MOD-13076
Note
Use memcmp in cmp_strings to correctly compare binary strings with embedded NULLs and add a regression test ensuring aggregate/groupby coherence with such data.
strncmpwithmemcmpincmp_strings(src/value.c) to correctly compare binary data with embedded\0.test_mod_13010intests/pytests/test_issues.pyto validate coherence betweenFT.AGGREGATEresults with and withoutGROUPBYwhen field values contain embedded NULLs.Written by Cursor Bugbot for commit 508dc55. This will update automatically on new commits. Configure here.