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heap-buffer-overflow in mariadb-backup

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write of NULL ptr after the end of the allocated buffer
This commit is contained in:
Sergei Golubchik 2025-01-08 15:25:25 +01:00
parent 90bd638159
commit 9ddecc2164
1 changed files with 2 additions and 1 deletions
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extra/mariabackup/encryption_plugin.cc
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@ -218,9 +218,10 @@ void encryption_plugin_prepare_init(int argc, char **argv)
opt_plugin_dir[FN_REFLEN - 1] = '\0'; opt_plugin_dir[FN_REFLEN - 1] = '\0';
} }
char **new_argv = new char *[argc + 1]; char **new_argv = new char *[argc + 2];
new_argv[0] = XTRABACKUP_EXE; new_argv[0] = XTRABACKUP_EXE;
memcpy(&new_argv[1], argv, argc*sizeof(char *)); memcpy(&new_argv[1], argv, argc*sizeof(char *));
new_argv[argc+1]= 0;
encryption_plugin_init(argc+1, new_argv); encryption_plugin_init(argc+1, new_argv);