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Vulnerabilities

Vulnerability · OSV-2026-1195

Heap-buffer-overflow in lua_error

Published Aug 25, 2026 · catalog updated Oct 23, 2026 · Heap-buffer-overflow in lua_error

Open the advisory

Exploitation likelihood is not on this record for OSV-2026-1195. A missing EPSS score is not a low risk. Compare Heap-buffer-overflow in lua_error with the linked advisory before you change production.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Heap-buffer-overflow in lua_error).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
  • EPSS is missing. A missing score is not a low risk.
Severity
Unknown—
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
Awaiting synchronization with FIRST
Remediation
Not established
Affected products
OSS-Fuzz tarantool

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=551047529

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • OSS-Fuzz tarantoolc679fad72328 → 81a8cb24a56a (github.com/tarantool/tarantool)

How to fix OSV-2026-1195

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

Exploitation likelihood is not on this record for OSV-2026-1195. A missing EPSS score is not a low risk. Compare Heap-buffer-overflow in lua_error with the linked advisory before you change production.

Which versions are affected?

Compare what you have installed with c679fad72328 → 81a8cb24a56a (github.com/tarantool/tarantool). Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS is not on this record yet. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 25, 2026 · OpenSSF OSV / OSV Scanner

    Detected

    OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=551047529

  2. Oct 23, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    tarantool fixed in 81a8cb24a56a

  3. Oct 23, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    tarantool fixed in 81a8cb24a56a (github.com/tarantool/tarantool)

  4. Oct 23, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=551047529

Sources

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.