Audit Linux privileges now to limit compromise, escalation, and system-wide damage. Review Linux Privileges×

Alerts This Week
Warning Icon 1 464
Alerts This Week
Warning Icon 1 464

openSUSE Leap 15.1: 2020:1168-1 Important: Grub2 Buffer Overflow

opensuse
Calendar Grey August 8, 2020
Scroller Opensuse
This release tackles significant bugs in grub2 and improves the safety measures for openSUSE users.
An update that fixes 7 vulnerabilities is now available.

Description

This update for grub2 fixes the following issues:

- CVE-2020-10713 (bsc#1168994)

- CVE-2020-14308 CVE-2020-14309, CVE-2020-14310, CVE-2020-14311

(bsc#1173812)

- CVE-2020-15706 (bsc#1174463)

- CVE-2020-15707 (bsc#1174570)

- Use overflow checking primitives where the arithmetic expression for

buffer allocations may include unvalidated data

- Use grub_calloc for overflow check and return NULL when it would occur

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Topics%20covered

Topics Covered

security advisory buffer overflow security fix patch important grub2 openSUSE Leap 15.1

Patch

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.1:

zypper in -t patch openSUSE-2020-1168=1

Package List

- openSUSE Leap 15.1 (i586 x86_64):

grub2-2.02-lp151.21.21.4

grub2-branding-upstream-2.02-lp151.21.21.4

grub2-debuginfo-2.02-lp151.21.21.4

grub2-debugsource-2.02-lp151.21.21.4

- openSUSE Leap 15.1 (noarch):

grub2-i386-efi-2.02-lp151.21.21.4

grub2-i386-pc-2.02-lp151.21.21.4

grub2-i386-xen-2.02-lp151.21.21.4

grub2-snapper-plugin-2.02-lp151.21.21.4

grub2-systemd-sleep-plugin-2.02-lp151.21.21.4

grub2-x86_64-efi-2.02-lp151.21.21.4

grub2-x86_64-xen-2.02-lp151.21.21.4

References

https://www.suse.com/security/cve/CVE-2020-10713.html

https://www.suse.com/security/cve/CVE-2020-14308.html

https://www.suse.com/security/cve/CVE-2020-14309.html

https://www.suse.com/security/cve/CVE-2020-14310.html

https://www.suse.com/security/cve/CVE-2020-14311.html

https://www.suse.com/security/cve/CVE-2020-15706.html

https://www.suse.com/security/cve/CVE-2020-15707.html

https://bugzilla.suse.com/1168994

https://bugzilla.suse.com/1173812

https://bugzilla.suse.com/1174463

https://bugzilla.suse.com/1174570

--

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2020:1168-1
Rating: important
Affected Products: openSUSE Leap 15.1

Topics%20covered

Topics Covered

security advisory buffer overflow security fix patch important grub2 openSUSE Leap 15.1

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.