{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-28T18:01:10.203","vulnerabilities":[{"cve":{"id":"CVE-2023-54056","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-12-24T13:16:07.320","lastModified":"2026-04-15T00:35:42.020","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nkheaders: Use array declaration instead of char\n\nUnder CONFIG_FORTIFY_SOURCE, memcpy() will check the size of destination\nand source buffers. Defining kernel_headers_data as \"char\" would trip\nthis check. Since these addresses are treated as byte arrays, define\nthem as arrays (as done everywhere else).\n\nThis was seen with:\n\n  $ cat /sys/kernel/kheaders.tar.xz >> /dev/null\n\n  detected buffer overflow in memcpy\n  kernel BUG at lib/string_helpers.c:1027!\n  ...\n  RIP: 0010:fortify_panic+0xf/0x20\n  [...]\n  Call Trace:\n   <TASK>\n   ikheaders_read+0x45/0x50 [kheaders]\n   kernfs_fop_read_iter+0x1a4/0x2f0\n  ..."}],"metrics":{},"references":[{"url":"https://git.kernel.org/stable/c/4a07d2d511e2703efd4387891d49e0326f1157f3","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/719459877d58c8aced5845c1e5b98d8d87d09197","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/82d2e01b95c439fe55fab5e04fc83387c42d3a48","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b69edab47f1da8edd8e7bfdf8c70f51a2a5d89fb","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b9f6845a492de20679b84bda6b08be347c5819da","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d6d1af6b8611801b585c53c0cc63626c8d339e96","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fcd2da2e6bf2640a31a2a5b118b50dc3635c707b","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}]}}]}