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Home / 9.1.0
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9.1.0 source code.tar.gz 2026-05-19 4.4 MB
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9.1.0 source code.zip 2026-05-19 5.4 MB
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README.md 2026-05-19 931 Bytes
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Upgrade urgency LOW: This is the first stable release of Valkey 9.1.

Security fixes

  • (CVE-2026-23479) Use-After-Free in unblock client flow
  • (CVE-2026-25243) Invalid Memory Access in RESTORE command
  • (CVE-2026-23631) Use-after-free when full sync occurs during a yielding Lua/function execution

New Features and enhanced behavior

  • Add cluster bus network traffic usage metric in bytes by @hpatro (#3396)
  • Reduce latency spikes during rehashing via incremental page release by @chzhoo (#3481)

Bug Fixes

  • Fix(syncio): Set errno on EOF in syncRead and propagate to conn->last by @abmathur-ie (#3580)
  • Fix GEOSEARCH BYPOLYGON leak on invalid COUNT by @bandalgomsu (#3568)
  • Handle NULL pointer in streamTrim listpack delta calculation by @smkher (#3591)
  • Fixes server crash when RDMA benchmark clients disconnect by @quanyeyang (#3448)
  • Fix the memory leak in valkey-benchmark by @nmvk (#3643)
Source: README.md, updated 2026-05-19