{"id":"CVE-2024-26818","summary":"tools/rtla: Fix clang warning about mount_point var size","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ntools/rtla: Fix clang warning about mount_point var size\n\nclang is reporting this warning:\n\n$ make HOSTCC=clang CC=clang LLVM_IAS=1\n[...]\nclang -O -g -DVERSION=\\\"6.8.0-rc3\\\" -flto=auto -fexceptions\n\t-fstack-protector-strong -fasynchronous-unwind-tables\n\t-fstack-clash-protection  -Wall -Werror=format-security\n\t-Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS\n\t$(pkg-config --cflags libtracefs)    -c -o src/utils.o src/utils.c\n\nsrc/utils.c:548:66: warning: 'fscanf' may overflow; destination buffer in argument 3 has size 1024, but the corresponding specifier may require size 1025 [-Wfortify-source]\n  548 |         while (fscanf(fp, \"%*s %\" STR(MAX_PATH) \"s %99s %*s %*d %*d\\n\", mount_point, type) == 2) {\n      |                                                                         ^\n\nIncrease mount_point variable size to MAX_PATH+1 to avoid the overflow.","modified":"2026-04-02T10:06:05.245771Z","published":"2024-04-17T09:43:46.582Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26818.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/30369084ac6e27479a347899e74f523e6ca29b89"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6bdd43f62ab3bb5a306af7f0ab857af45777f5a8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8a585914c266dc044f53b5c83c170f79b45fcf9a"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26818.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-26818"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"a957cbc02531a23beeac6dd9e751f8d4dadaf7a9"},{"fixed":"8a585914c266dc044f53b5c83c170f79b45fcf9a"},{"fixed":"6bdd43f62ab3bb5a306af7f0ab857af45777f5a8"},{"fixed":"30369084ac6e27479a347899e74f523e6ca29b89"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26818.json"}}],"schema_version":"1.7.5"}