{"answers":{"affected":"1 open source package ship an affected version, including Kernel.","exploited":"There is no known exploitation of GSD-2021-1001543 in the wild and no public exploit code.","fix":"No fix has been published for GSD-2021-1001543 yet. Limit exposure of the affected software until one is available.","what":"GSD-2021-1001543 is a vulnerability in Kernel, published on 19 Oct 2021."},"fix_prompt":"Check this codebase for GSD-2021-1001543 and fix it if it is affected.\n\nWhat it is: GSD-2021-1001543 is a vulnerability in Kernel, published on 19 Oct 2021. \nExploitation: There is no known exploitation of GSD-2021-1001543 in the wild and no public exploit code.\n\nAffected packages and fixed versions:\n- Kernel (Linux): affected all versions; no fix listed\n\nTask:\n1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.\n2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.\n3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.\n4. Run the tests and summarise what changed and why.\n5. If nothing in the project is affected, say so and change nothing.\n\nReference: https://insights.sbomify.com/GSD-2021-1001543/ (Markdown: https://insights.sbomify.com/GSD-2021-1001543/index.md)","id":"GSD-2021-1001543","markdown":"https://insights.sbomify.com/GSD-2021-1001543/index.md","name":"GSD-2021-1001543","record":{"aliases":[],"analysis":{"component_type":"kernel","fix_type":"patch","impacts":["other"],"network_reachable":"unknown","non_default_config":false,"product_category":"Linux Kernel","requires_auth":"unknown","summary":"A change in the Xen balloon driver implementation from workqueue to kernel thread, with unproven security impact.","user_interaction":"unknown","vuln_class":"other"},"analysis_generated_by":"qwen3.8-flash-next","assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"xen/balloon: use a kernel thread instead a workqueue\n\nThis is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven.\nThis ID is fixed in Linux Kernel version v4.14.249 by commit c5d5a43dd2b649a0a290bfed00fb76d1aff89be6. For more details please see the references link.","ecosystems":["Linux"],"exploits":{"exploitdb":null,"first_seen":null,"github_poc":null,"max_poc_stars":null,"metasploit":null,"nuclei":null,"refs":[],"tier":null},"has_fix":false,"headline":"xen/balloon: use a kernel thread instead a workqueue","id":"GSD-2021-1001543","indexable":true,"kev":null,"kind":"advisory","links":{"ecosystem":"Linux","product":null,"products":[],"type":"other","year":"2021"},"n_packages":1,"n_references":null,"packages":[{"ecosystem":"Linux","fixed":[],"introduced":[],"last_affected":[],"package":"Kernel","purl":null,"source":"GSD-2021-1001543"}],"products":null,"published":"2021-10-19","related":[],"sources":[{"class":"open","licence":"CC0 1.0","name":"Global Security Database","prefix":"GSD"}],"ssvc":{"automatable":null,"exploitation":null,"technical_impact":null},"state":null,"updated":null,"vendors":null},"summary":"A change in the Xen balloon driver implementation from workqueue to kernel thread, with unproven security impact.","url":"https://insights.sbomify.com/GSD-2021-1001543/"}