6cba2a3 clean: prevent stack corruption in case of symlinks with an empty target — HardenedBSD-pkg

rad:z3QDZAW2FAfuLvihrhiyDC9fAD8G9

HardenedBSD Package Manager

clean: prevent stack corruption in case of symlinks with an empty target

Baptiste Daroussin committed 5 months ago

commit 6cba2a32af5cd7e9b294e62cb1c5b5b3ff26c143
parent 5c7a7d6

1 file changed +4 -1

modified src/clean.c

@@ -232,7 +232,10 @@ recursive_analysis(int fd, struct pkgdb *db, const char *dir,

 			if ((link_len = readlinkat(fd, ent->d_name, link_buf,
 			    sizeof(link_buf))) == -1)
 				continue;
 			link_buf[link_len - 1] = '\0';
 			if (link_len > 0 )
 				link_buf[link_len - 1] = '\0';
 			else
 				link_buf='\0';
 			name = link_buf;
 		}