Projects
Mega:23.03
util-linux
_service:tar_scm:backport-libblkid-mac-make-sur...
Sign Up
Log In
Username
Password
Overview
Repositories
Revisions
Requests
Users
Attributes
Meta
File _service:tar_scm:backport-libblkid-mac-make-sure-block-size-is-large-enough-fuzzing.patch of Package util-linux
From 4e12fbca62be10b09503cecc7507757874043474 Mon Sep 17 00:00:00 2001 From: Karel Zak <kzak@redhat.com> Date: Thu, 2 Jun 2022 16:02:54 +0200 Subject: [PATCH] libblkid: (mac) make sure block size is large enough [fuzzing] Reported-by: Thibault Guittet <tguittet@redhat.com> Signed-off-by: Karel Zak <kzak@redhat.com> --- libblkid/src/partitions/mac.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libblkid/src/partitions/mac.c b/libblkid/src/partitions/mac.c index 092d31d322..75a558b0a3 100644 --- a/libblkid/src/partitions/mac.c +++ b/libblkid/src/partitions/mac.c @@ -93,6 +93,8 @@ static int probe_mac_pt(blkid_probe pr, } block_size = be16_to_cpu(md->block_size); + if (block_size < sizeof(struct mac_partition)) + goto nothing; /* The partition map always begins at physical block 1, * the second block on the disk.
Locations
Projects
Search
Status Monitor
Help
Open Build Service
OBS Manuals
API Documentation
OBS Portal
Reporting a Bug
Contact
Mailing List
Forums
Chat (IRC)
Twitter
Open Build Service (OBS)
is an
openSUSE project
.
浙ICP备2022010568号-2