CVE-2017-18193
Advisory lineage Upstream: 0 Downstream: 6
Modified
Published: 22 Feb 2018, 15:00
Last modified:05 Aug 2024, 21:13
Vulnerability Summary
Overall Risk (default)
low
22/100 CVSS Score
5.5 MEDIUM
v3.0 (nvd)
EPSS Score
0.08% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
22 Feb 2018, 15:00
Published
Vulnerability first disclosed
05 Aug 2024, 21:13
Last Modified
Vulnerability information updated
Description
fs/f2fs/extent_cache.c in the Linux kernel before 4.13 mishandles extent trees, which allows local users to cause a denial of service (BUG) via an application with multiple threads.
CVSS Metrics
- v3.0•MEDIUM•Score: 5.5CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- v2.0•MEDIUM•Score: 4.9AV:L/AC:L/Au:N/C:N/I:N/A:C
EPSS Trends
Current EPSS score: 0.08%• Percentile: 25%
Techniques & Countermeasures
- CWE-119•Improper Restriction of Operations within the Bounds of a Memory Buffer
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
Affected Systems
- linux•linux_kernel
< 4.13
References (7)
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dad48e73127ba10279ea33e6dbc8d3905c4d31c0
- https://usn.ubuntu.com/3654-1/
- https://github.com/torvalds/linux/commit/dad48e73127ba10279ea33e6dbc8d3905c4d31c0
- https://www.debian.org/security/2018/dsa-4188
- http://www.securityfocus.com/bid/103147
- https://usn.ubuntu.com/3654-2/
- https://usn.ubuntu.com/3656-1/