QubesOS/qubes-linux-utils
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

imgconverter: use more meaningful error for empty icon image

Browse Source
This commit is contained in:
Marek Marczykowski-Górecki 2015-07-07 23:12:56 +02:00
parent 7ce11969b1
commit 6e69ce2234
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
core/imgconverter.py
View File

@ -115,6 +115,8 @@ get_from_stream(), get_from_vm(), get_xdg_icon_from_vm(), get_through_dvm()'''
maxhdrlen = imghdrlen(max_width, max_height) maxhdrlen = imghdrlen(max_width, max_height)
untrusted_header = stream.readline(maxhdrlen) untrusted_header = stream.readline(maxhdrlen)
if len(untrusted_header) == 0:
raise ValueError('No icon received')
if not re_imghdr.match(untrusted_header): if not re_imghdr.match(untrusted_header):
raise ValueError('Image format violation') raise ValueError('Image format violation')
header = untrusted_header header = untrusted_header