what you don't know can hurt you
Home Files News &[SERVICES_TAB]About Contact Add New

Debian Security Advisory 3421-1

Debian Security Advisory 3421-1
Posted Dec 17, 2015
Authored by Debian | Site debian.org

Debian Linux Security Advisory 3421-1 - Hector Marco and Ismael Ripoll, from Cybersecurity UPV Research Group, found an integer underflow vulnerability in Grub2, a popular bootloader. A local attacker can bypass the Grub2 authentication by inserting a crafted input as username or password.

tags | advisory, local
systems | linux, debian
advisories | CVE-2015-8370
SHA-256 | f4156217b5ae9a185551968893e74ac46477b0a78d1291d5790c57d0344da25d

Debian Security Advisory 3421-1

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

- -------------------------------------------------------------------------
Debian Security Advisory DSA-3421-1 security@debian.org
https://www.debian.org/security/ Luciano Bello
December 16, 2015 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : grub2
CVE ID : CVE-2015-8370
Debian Bug : 807614

Hector Marco and Ismael Ripoll, from Cybersecurity UPV Research Group,
found an integer underflow vulnerability in Grub2, a popular bootloader.
A local attacker can bypass the Grub2 authentication by inserting a
crafted input as username or password.

More information:
http://hmarco.org/bugs/CVE-2015-8370-Grub2-authentication-bypass.html

For the oldstable distribution (wheezy), this problem has been fixed
in version 1.99-27+deb7u3.

For the stable distribution (jessie), this problem has been fixed in
version 2.02~beta2-22+deb8u1.

For the unstable distribution (sid), this problem has been fixed in
version 2.02~beta2-33.

We recommend that you upgrade your grub2 packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=OKnv
-----END PGP SIGNATURE-----
Login or Register to add favorites

File Archive:

March 2023

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Mar 1st
    16 Files
  • 2
    Mar 2nd
    13 Files
  • 3
    Mar 3rd
    15 Files
  • 4
    Mar 4th
    0 Files
  • 5
    Mar 5th
    0 Files
  • 6
    Mar 6th
    16 Files
  • 7
    Mar 7th
    31 Files
  • 8
    Mar 8th
    16 Files
  • 9
    Mar 9th
    13 Files
  • 10
    Mar 10th
    9 Files
  • 11
    Mar 11th
    0 Files
  • 12
    Mar 12th
    0 Files
  • 13
    Mar 13th
    10 Files
  • 14
    Mar 14th
    6 Files
  • 15
    Mar 15th
    17 Files
  • 16
    Mar 16th
    22 Files
  • 17
    Mar 17th
    13 Files
  • 18
    Mar 18th
    0 Files
  • 19
    Mar 19th
    0 Files
  • 20
    Mar 20th
    16 Files
  • 21
    Mar 21st
    13 Files
  • 22
    Mar 22nd
    5 Files
  • 23
    Mar 23rd
    6 Files
  • 24
    Mar 24th
    47 Files
  • 25
    Mar 25th
    0 Files
  • 26
    Mar 26th
    0 Files
  • 27
    Mar 27th
    50 Files
  • 28
    Mar 28th
    42 Files
  • 29
    Mar 29th
    7 Files
  • 30
    Mar 30th
    31 Files
  • 31
    Mar 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close