7.8high

CVE-2016-7910

Use-after-free vulnerability in the disk_seqf_stop function in block/genhd.c in the Linux kernel before 4.7.1 allows local users to gain pr…

Published 9 y ago · modified 4 mo ago · JSON

CVSS
7.8
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
3.0%
percentile 87%
Public exploits
0
none known

Summary

Use-after-free vulnerability in the disk_seqf_stop function in block/genhd.c in the Linux kernel before 4.7.1 allows local users to gain privileges by leveraging the execution of a certain stop operation even if the corresponding start operation had failed.

Exploit prediction (EPSS)

2.97% probability of exploitation in the next 30 days, higher than 87% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.17.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD2.09.3AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
Technology feeds
Linux kernel (RSS, critical only)

References

  • github.com /torvalds/linux/commit/77da160530dd1dc94f6ae15a981f24e5f0021e84 · x_refsource_CONFIRM, x_transferred
  • access.redhat.com /errata/RHSA-2017:1308 · vendor-advisory, x_refsource_REDHAT, x_transferred
  • source.android.com /security/bulletin/2016-11-01.html · x_refsource_CONFIRM, x_transferred
  • access.redhat.com /errata/RHSA-2017:0892 · vendor-advisory, x_refsource_REDHAT, x_transferred
  • kernel.org /pub/linux/kernel/v4.x/ChangeLog-4.7.1 · x_refsource_CONFIRM, x_transferred
  • git.kernel.org /cgit/linux/kernel/git/torvalds/linux.git/commit/?id=77da160530dd1dc94f6ae15a981f24e5f0021 · x_refsource_CONFIRM, x_transferred
  • access.redhat.com /errata/RHSA-2017:1298 · vendor-advisory, x_refsource_REDHAT, x_transferred
  • securityfocus.com /bid/94135 · vdb-entry, x_refsource_BID, x_transferred
  • access.redhat.com /errata/RHSA-2017:1297 · vendor-advisory, x_refsource_REDHAT, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.