VDB

GHSA-qv5h-fq2w-c68j

GHSA-qv5h-fq2w-c68j PUBLISHED CVSS 7 HIGH

Record from GitHub Advisory Database · Published May 14, 2022

The init_new_context function in arch/x86/include/asm/mmu_context.h in the Linux kernel before 4.12.10 does not correctly handle errors from LDT table allocation when forking a new process, allowing a local attacker to achieve a use-after-free or possibly have unspecified other impact by running a specially crafted program. This vulnerability only affected kernels built with CONFIG_MODIFY_LDT_SYSCALL=y.

Risk scores

CVSS 3.0
7
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Timeline

  • May 14, 2022 CVE Published
  • Apr 30, 2026 Distribution Patch
  • Apr 30, 2026 Security Advisory (2 in total, the first dated here)

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-qv5h-fq2w-c68j
vulnetix vdb fixes GHSA-qv5h-fq2w-c68j

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-qv5h-fq2w-c68j/fixes/registry"

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