SUSE-SU-2015:2385-1
Vulnerability from csaf_suse - Published: 2015-12-29 08:04 - Updated: 2015-12-29 08:04Summary
Security update for grub2
Notes
Title of the patch
Security update for grub2
Description of the patch
This update for grub2 provides the following fixes:
A security issues with a bufferoverflow when reading username and password was fixed (bsc#956631, CVE-2015-8370)
Also following bugs were fixed:
- Fix buffer overflows when reading username and password. (bsc#956631, CVE-2015-8370)
- Expand list of grub.cfg search path in PV Xen guests for systems installed
on btrfs snapshots. (bsc#946148, bsc#952539)
- Add grub.xen config searching path on boot partition. (bsc#884828)
- Add linux16 and initrd16 to grub.xen. (bsc#884830)
Patchnames
sledsp4-grub2-12288,slessp4-grub2-12288
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
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"text": "Multiple integer underflows in Grub2 1.98 through 2.02 allow physically proximate attackers to bypass authentication, obtain sensitive information, or cause a denial of service (disk corruption) via backspace characters in the (1) grub_username_get function in grub-core/normal/auth.c or the (2) grub_password_get function in lib/crypto.c, which trigger an \"Off-by-two\" or \"Out of bounds overwrite\" memory error.",
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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