grub2: Fix buffer underflow write in the heap
Source: https://git.savannah.gnu.org/gitweb/?p=grub.git
MR: 119719, 119733, 119689
Type: Security Fix
Disposition: Backport from https://git.savannah.gnu.org/gitweb/?p=grub.git;a=commit;h=
e623866d9286410156e8b9d2c82d6253a1b22d08 && https://git.savannah.gnu.org/gitweb/?p=grub.git;a=commit;h=
210245129c932dc9e1c2748d9d35524fb95b5042 && https://git.savannah.gnu.org/gitweb/?p=grub.git;a=commit;h=
22a3f97d39f6a10b08ad7fd1cc47c4dcd10413f6
ChangeID:
97605970cd42776fa449fd8318f2762e32bbd177
Description:
Fixed CVEs :
CVE-2021-3695
CVE-2021-3696
CVE-2021-3697
Affects "grub2 < 2.06"
Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>