GHSA-5xr7-h7cp-w9pc

GHSA-5xr7-h7cp-w9pc PUBLISHED CVSS 8.100000381469727 HIGH

Record from GitHub Advisory Database · Published May 13, 2022

Multiple stack-based buffer overflows in the (1) send_dg and (2) send_vc functions in the libresolv library in the GNU C Library (aka glibc or libc6) before 2.23 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted DNS response that triggers a call to the getaddrinfo function with the AF_UNSPEC or AF_INET6 address family, related to performing "dual A/AAAA DNS queries" and the libnss_dns.so.2 NSS module.

Risk scores

CVSS 3.0

8.100000381469727

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Timeline

May 13, 2022 CVE Published
Apr 9, 2026 Distribution Patch (7 in total, the first dated here)
Apr 9, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-5xr7-h7cp-w9pc
vulnetix vdb fixes GHSA-5xr7-h7cp-w9pc

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-5xr7-h7cp-w9pc/fixes/registry"

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