{"vulnerability": "CVE-2021-47358", "sightings": [{"uuid": "094a59be-e937-4d62-ace1-8a4dfe0ac16e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-47358", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/14713", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2021-47358\n\ud83d\udd25 CVSS Score: N/A\n\ud83d\udd39 Description: In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: greybus: uart: fix tty use after free\n\nUser space can hold a tty open indefinitely and tty drivers must not\nrelease the underlying structures until the last user is gone.\n\nSwitch to using the tty-port reference counter to manage the life time\nof the greybus tty state to avoid use after free after a disconnect.\n\ud83d\udccf Published: 2024-05-21T14:44:50.221Z\n\ud83d\udccf Modified: 2025-05-04T07:09:18.414Z\n\ud83d\udd17 References:\n1. https://git.kernel.org/stable/c/92b67aaafb7c449db9f0c3dcabc0ff967cb3a42d\n2. https://git.kernel.org/stable/c/64062fcaca8872f063ec9da011e7bf30470be33f\n3. https://git.kernel.org/stable/c/a5cfd51f6348e8fd7531461366946039c29c7e69\n4. https://git.kernel.org/stable/c/4dc56951a8d9d61d364d346c61a5f1d70b4f5e14\n5. https://git.kernel.org/stable/c/b9e697e60ce9890e9258a73eb061288e7d68e5e6\n6. https://git.kernel.org/stable/c/9872ff6fdce8b229f01993b611b5d1719cb70ff1\n7. https://git.kernel.org/stable/c/92dc0b1f46e12cfabd28d709bb34f7a39431b44f", "creation_timestamp": "2025-05-04T07:17:44.000000Z"}]}