CVE-2015-8962
Advisory lineage Upstream: 0 Downstream: 11
Modified
Published: 16 Nov 2016, 04:49
Last modified:06 Aug 2024, 08:36
Vulnerability Summary
Overall Risk (default)
high
70/100 CVSS Score
9.3 HIGH
v2.0 (nvd)
EPSS Score
0.32% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
16 Nov 2016, 04:49
Published
Vulnerability first disclosed
06 Aug 2024, 08:36
Last Modified
Vulnerability information updated
Description
Double free vulnerability in the sg_common_write function in drivers/scsi/sg.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (memory corruption and system crash) by detaching a device during an SG_IO ioctl call.
CVSS Metrics
- v3.1•HIGH•Score: 7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- v2.0•HIGH•Score: 9.3AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS Trends
Current EPSS score: 0.32%• Percentile: 55%
Techniques & Countermeasures
- CWE-415•Double Free
The product calls free() twice on the same memory address.
Affected Systems
- linux•linux_kernel
< 3.2.85 | ≥ 3.3, < 3.10.107 | ≥ 3.12, < 3.12.70 | ≥ 3.13, < 3.16.40 | ≥ 3.17, < 3.18.54 | ≥ 3.19, < 4.4