GHSA-r822-pwxw-5qc9

GHSA-r822-pwxw-5qc9 PUBLISHED CVSS 5.900000095367432 MEDIUM

Record from GitHub Advisory Database · Published May 1, 2022

Algorithmic complexity vulnerability in the regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (memory consumption) via a crafted "complex" regular expression with doubly-nested states.

Risk scores

CVSS 4.0

5.900000095367432

CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Timeline

May 1, 2022 CVE Published
Apr 9, 2026 Distribution Patch (2 in total, the first dated here)
Apr 9, 2026 Security Advisory (4 in total, the first dated here)

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-r822-pwxw-5qc9
vulnetix vdb fixes GHSA-r822-pwxw-5qc9

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-r822-pwxw-5qc9/fixes/registry"

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References

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