{"cve":"CVE-2022-2879","nvd":{"published":"2022-10-14T15:15:17.647","modified":"2026-06-17T04:42:45.443","status":"Modified","description":"Reader.Read does not set a limit on the maximum size of file headers. A maliciously crafted archive could cause Read to allocate unbounded amounts of memory, potentially causing resource exhaustion or panics. After fix, Reader.Read limits the maximum size of header blocks to 1 MiB.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-770"],"references":["https://go.dev/cl/439355","https://go.dev/issue/54853","https://groups.google.com/g/golang-announce/c/xtuG5faxtaU","https://pkg.go.dev/vuln/GO-2022-1037","https://security.gentoo.org/glsa/202311-09"],"products":["golang:go"],"source":"nvd","synced_at":"2026-10-19T21:36:05.460296998+00:00"},"epss":{"cve":"CVE-2022-2879","score":0.02006,"percentile":0.80816,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GO-2022-1037","url":"https://osv.dev/vulnerability/GO-2022-1037","summary":"Unbounded memory consumption when reading headers in archive/tar","modified":"2026-07-15T14:29:32.954260088Z","packages":[{"ecosystem":"Go","name":"stdlib","purl":"pkg:golang/stdlib","ranges":["<1.18.7",">=1.19.0-0 <1.19.2"],"fixed":["1.18.7","1.19.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}