diff options
Diffstat (limited to 'gnu/packages/patches/zziplib-CVE-2017-5976.patch')
| -rw-r--r-- | gnu/packages/patches/zziplib-CVE-2017-5976.patch | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/gnu/packages/patches/zziplib-CVE-2017-5976.patch b/gnu/packages/patches/zziplib-CVE-2017-5976.patch deleted file mode 100644 index 17fc30e302..0000000000 --- a/gnu/packages/patches/zziplib-CVE-2017-5976.patch +++ /dev/null @@ -1,61 +0,0 @@ -Fix CVE-2017-5976: - -https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5976 - -Patch copied from Debian. - -Index: zziplib-0.13.62/zzip/memdisk.c -=================================================================== ---- zziplib-0.13.62.orig/zzip/memdisk.c -+++ zziplib-0.13.62/zzip/memdisk.c -@@ -201,6 +201,7 @@ zzip_mem_entry_new(ZZIP_DISK * disk, ZZI - { - void *mem = malloc(ext1 + 2); - item->zz_ext[1] = mem; -+ item->zz_extlen[1] = ext1 + 2; - memcpy(mem, ptr1, ext1); - ((char *) (mem))[ext1 + 0] = 0; - ((char *) (mem))[ext1 + 1] = 0; -@@ -209,6 +210,7 @@ zzip_mem_entry_new(ZZIP_DISK * disk, ZZI - { - void *mem = malloc(ext2 + 2); - item->zz_ext[2] = mem; -+ item->zz_extlen[2] = ext2 + 2; - memcpy(mem, ptr2, ext2); - ((char *) (mem))[ext2 + 0] = 0; - ((char *) (mem))[ext2 + 1] = 0; -@@ -245,8 +247,10 @@ zzip_mem_entry_extra_block(ZZIP_MEM_ENTR - while (1) - { - ZZIP_EXTRA_BLOCK *ext = entry->zz_ext[i]; -- if (ext) -+ if (ext && (entry->zz_extlen[i] >= zzip_extra_block_headerlength)) - { -+ char *endblock = (char *)ext + entry->zz_extlen[i]; -+ - while (*(short *) (ext->z_datatype)) - { - if (datatype == zzip_extra_block_get_datatype(ext)) -@@ -257,6 +261,10 @@ zzip_mem_entry_extra_block(ZZIP_MEM_ENTR - e += zzip_extra_block_headerlength; - e += zzip_extra_block_get_datasize(ext); - ext = (void *) e; -+ if (e >= endblock) -+ { -+ break; -+ } - ____; - } - } -Index: zziplib-0.13.62/zzip/memdisk.h -=================================================================== ---- zziplib-0.13.62.orig/zzip/memdisk.h -+++ zziplib-0.13.62/zzip/memdisk.h -@@ -66,6 +66,7 @@ struct _zzip_mem_entry { - int zz_filetype; /* (from "z_filetype") */ - char* zz_comment; /* zero-terminated (from "comment") */ - ZZIP_EXTRA_BLOCK* zz_ext[3]; /* terminated by null in z_datatype */ -+ int zz_extlen[3]; /* length of zz_ext[i] in bytes */ - }; /* the extra blocks are NOT converted */ - - #define _zzip_mem_disk_findfirst(_d_) ((_d_)->list) |