851286216
Denis Vlasenko
2007-11-16
Subject
tar: fix a case where glibc detects bogus buffer overrun which is not really there!
Binary
No binary (build failed)
Architecture & Compiler Flags
—
Build Log
(log yok)
Commit Diff GitHub →
archival/libunarchive/get_header_tar.c+3 -2
| @@ -59,8 +59,9 @@ char get_header_tar(archive_handle_t *archive_handle) | |
| char chksum[8]; /* 148-155 */ | |
| char typeflag; /* 156-156 */ | |
| char linkname[100]; /* 157-256 */ | |
| - | char magic[6]; /* 257-262 */ |
| - | char version[2]; /* 263-264 */ |
| + | /* POSIX: "ustar" NUL "00" */ |
| + | /* GNU tar: "ustar " NUL */ |
| + | char magic[8]; /* 257-264 */ |
| char uname[32]; /* 265-296 */ | |
| char gname[32]; /* 297-328 */ | |
| char devmajor[8]; /* 329-336 */ | |
archival/tar.c+3 -2
| @@ -50,8 +50,9 @@ struct TarHeader { /* byte offset */ | |
| char chksum[8]; /* 148-155 */ | |
| char typeflag; /* 156-156 */ | |
| char linkname[NAME_SIZE]; /* 157-256 */ | |
| - | char magic[6]; /* 257-262 */ |
| - | char version[2]; /* 263-264 */ |
| + | /* POSIX: "ustar" NUL "00" */ |
| + | /* GNU tar: "ustar " NUL */ |
| + | char magic[8]; /* 257-264 */ |
| char uname[32]; /* 265-296 */ | |
| char gname[32]; /* 297-328 */ | |
| char devmajor[8]; /* 329-336 */ | |