isa/sudo
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

sudo_rcstr_dup: Fix potential NULL pointer deref

Browse Source
This commit is contained in:
modric
2022-11-22 10:12:29 +08:00
parent 3396267291
commit dbfd84301a
1 changed files with 4 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
lib/util/rcstr.c
View File

@@ -49,8 +49,10 @@ sudo_rcstr_dup(const char *src)
debug_decl(sudo_rcstr_dup, SUDO_DEBUG_UTIL); debug_decl(sudo_rcstr_dup, SUDO_DEBUG_UTIL);
dst = sudo_rcstr_alloc(len); dst = sudo_rcstr_alloc(len);
memcpy(dst, src, len); if (dst != NULL) {
dst[len] = '\0'; memcpy(dst, src, len);
dst[len] = '\0';
}
debug_return_ptr(dst); debug_return_ptr(dst);
} }