Buffer overflow in Denx U-Boot
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 of data (including the whole stack) while reading a crafted ext4 filesystem.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (64.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Denx U-Boot — versions 2019.07
- openSUSE Leap — versions 15.0, 15.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/u-boot/u-boot/commits/master (Patch, Third Party Advisory)
- lists.denx.de/pipermail/u-boot/2019-July/375514.html (Patch, Mailing List, Vendor Advisory)
- gist.github.com/deephooloovoo/d91b81a1674b4750e662dfae93804d75 (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00002.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00004.html (vendor-advisory, Mailing List, Third Party Advisory)
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
Frequently asked questions
- What is CVE-2019-13104?
- CVE-2019-13104 is a high-severity vulnerability in Denx U-Boot, classified under Integer Underflow. CVSS score: 7.8/10. Published 2019-08-06.
- How severe is CVE-2019-13104?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2019-13104 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.