REDHAT-BUG-1764925
First published: Thu Oct 24 2019(Updated: )
A flaw was found in the grub2-set-bootflag utility of grub2. When the utility is run under resource pressure (by setting RLIMIT), it can cause grub2 config files to be truncated leaving the system non-bootable on subsequent reboots.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GRUB 2 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=1639336&action=diff
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=1639336&action=edit
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=1639337&action=diff
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=1639337&action=edit
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1776580
- https://seclists.org/oss-sec/2019/q4/101
- https://access.redhat.com/errata/RHSA-2020:0335
- https://access.redhat.com/security/cve/cve-2019-14865
- https://bugzilla.redhat.com/show_bug.cgi?id=1764925
Frequently Asked Questions
What is the severity of REDHAT-BUG-1764925?
The severity of REDHAT-BUG-1764925 is considered critical as it can result in the system becoming non-bootable.
How do I fix REDHAT-BUG-1764925?
To fix REDHAT-BUG-1764925, it is recommended to apply the latest updates and patches from the official GNU repository.
What software is affected by REDHAT-BUG-1764925?
REDHAT-BUG-1764925 affects the grub2 utility within the GNU grub2 package.
When did the issue in REDHAT-BUG-1764925 become known?
The issue in REDHAT-BUG-1764925 was discovered and reported in the context of resource pressure scenarios.
What are the risks of not addressing REDHAT-BUG-1764925?
Failing to address REDHAT-BUG-1764925 can leave systems vulnerable to boot failures, leading to potential downtime and data inaccessibility.
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- alias/CVE-2019-14865
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- agent/tags
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- canonical/grub 2