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SUSE:SLE-15-SP7:GA
libconfuse0
confuse-2.8-cfg_tilde_expand_overread.patch
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File confuse-2.8-cfg_tilde_expand_overread.patch of Package libconfuse0
--- confuse-2.8/src/confuse.c 2022/09/12 09:09:30 1.1 +++ confuse-2.8/src/confuse.c 2022/09/12 09:16:08 @@ -1268,14 +1268,20 @@ } else { - /* ~user or ~user/path */ - char *user; + char *user; /* ~user or ~user/path */ + size_t len; file = strchr(filename, '/'); - if(file == 0) + if(file == NULL) file = filename + strlen(filename); - user = malloc(file - filename); - strncpy(user, filename + 1, file - filename - 1); + + len = file - filename - 1; + user = malloc(len + 1); + if (!user) + return NULL; + + strncpy(user, &filename[1], len); + user[len] = 0; passwd = getpwnam(user); free(user); }
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