{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/cpio/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["cpio"],"_cs_severities":["medium"],"_cs_tags":[],"_cs_type":"advisory","_cs_vendors":["GNU"],"content_html":"\u003cp\u003eMultiple vulnerabilities have been identified in the GNU cpio utility, a common tool used for processing archive files on Linux and Unix systems. These flaws can be triggered by a remote, unauthenticated attacker, potentially leading to security bypasses, denial of service conditions, or arbitrary data manipulation. The impact is specifically localized to the handling, extraction, and processing of cpio archives. Defenders should monitor for unexpected or unauthorized use of the cpio binary, especially when processing externally sourced archive files, as these vulnerabilities are effectively triggered through maliciously crafted archive content.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of these vulnerabilities allows for the manipulation of files during the extraction process or the consumption of system resources to achieve a denial of service. The scope of impact is limited to systems where untrusted or externally sourced cpio archives are processed. Potential damage includes unauthorized file system access or system instability.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eInventory all systems within the environment that utilize the GNU cpio binary.\u003c/li\u003e\n\u003cli\u003ePrioritize patching or updating cpio to the latest version provided by the distribution vendor.\u003c/li\u003e\n\u003cli\u003eImplement strict input validation or sandboxing for any automated service that processes user-submitted cpio archives.\u003c/li\u003e\n\u003cli\u003eReview system logs for the execution of cpio involving external file sources.\u003c/li\u003e\n\u003c/ol\u003e\n","date_modified":"2026-08-10T13:25:39Z","date_published":"2026-08-10T13:25:39Z","id":"https://feed.craftedsignal.io/briefs/2026-08-cpio-vulnerabilities/","summary":"Multiple vulnerabilities in the GNU cpio utility allow unauthenticated remote attackers to bypass security controls, cause denial of service, or manipulate data during file extraction.","title":"Multiple Vulnerabilities in GNU cpio","url":"https://feed.craftedsignal.io/briefs/2026-08-cpio-vulnerabilities/"}],"language":"en","title":"CraftedSignal Threat Feed - Cpio","version":"https://jsonfeed.org/version/1.1"}