Home/CVE/In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4, an underflow can cause memcpy() to overwrite a very large amount
CVE

CVE-2019-13104

In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4, an underflow can cause memcpy() to overwrite a very large amount

In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4, an underflow can cause memcpy() to overwrite a very large amount of data (including the whole stack) while reading a crafted ext4 filesystem.

HIGH · CVSS 7.8 EPSS 0.00249
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-191Integer Underflow (Wrap or Wraparound)
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

3
denx u-boot>= 2016.09 and <= 2019.04
denx u-bootall versions
opensuse leapall versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 Aug 2019 · 07:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

8
cisa-aa-advisoriesicsa-26-134-16
siemens-csafSSA-577017
suse-csafSUSE-SU-2020:3256-1
suse-csafopenSUSE-SU-2019:2233-1
suse-csafopenSUSE-SU-2019:2235-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00002.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00004.htmlMailing ListThird Party Advisory
https://gist.github.com/deephooloovoo/d91b81a1674b4750e662dfae93804d75Third Party Advisory
https://github.com/u-boot/u-boot/commits/masterPatchThird Party Advisory
https://lists.denx.de/pipermail/u-boot/2019-July/375514.htmlMailing ListPatchVendor Advisory
https://cert-portal.siemens.com/productcert/html/ssa-577017.html
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