4.9med

CVE-2008-3534

The shmem_delete_inode function in mm/shmem.c in the tmpfs implementation in the Linux kernel before 2.6.26.1 allows local users to cause a…

Published 18 y ago · modified 4 mo ago · JSON

CVSS
4.9
v2.0 · NVD
CISA KEV
No
not known exploited
EPSS
0.5%
percentile 45%
Public exploits
0
none known

Summary

The shmem_delete_inode function in mm/shmem.c in the tmpfs implementation in the Linux kernel before 2.6.26.1 allows local users to cause a denial of service (system crash) via a certain sequence of file create, remove, and overwrite operations, as demonstrated by the insserv program, related to allocation of "useless pages" and improper maintenance of the i_blocks count.

Exploit prediction (EPSS)

0.53% probability of exploitation in the next 30 days, higher than 45% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD2.04.9AV:L/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption
Technology feeds
Linux kernel (RSS, critical only)

References

  • lkml.org /lkml/2008/7/26/71 · mailing-list, x_refsource_MLIST, x_transferred
  • secunia.com /advisories/32190 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • secunia.com /advisories/32393 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • debian.org /security/2008/dsa-1636 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • secunia.com /advisories/31881 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • exchange.xforce.ibmcloud.com /vulnerabilities/44489 · vdb-entry, x_refsource_XF, x_transferred
  • ubuntu.com /usn/usn-659-1 · vendor-advisory, x_refsource_UBUNTU, x_transferred
  • redhat.com /support/errata/RHSA-2008-0857.html · vendor-advisory, x_refsource_REDHAT, x_transferred
  • git.kernel.org /?p=linux/kernel/git/stable/linux-2.6.26.y.git%3Ba=commit%3Bh=14fcc23fdc78e9d32372553ccf21 · x_refsource_CONFIRM, x_transferred
  • kernel.org /pub/linux/kernel/v2.6/ChangeLog-2.6.26.1 · x_refsource_CONFIRM, x_transferred
  • securityfocus.com /bid/31134 · vdb-entry, x_refsource_BID, 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.