Skip to content
CVE PROGRAM SOURCE RECORD7.5 High

CVE-2021-47307

cifs: prevent NULL deref in cifs_compose_mount_options()

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent NULL deref in cifs_compose_mount_options() The optional @ref parameter might contain an NULL node_name, so prevent dereferencing it in cifs_compose_mount_options(). Addresses-Coverity: 1476408 ("Explicit null dereferenced")

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 2c55608f28444c3f33b10312881384c470ceed56 to < f7d1fa65e74263d11f90ddd33b4d4cd905a93759affected
  • 2c55608f28444c3f33b10312881384c470ceed56 to < e58c162789becede894d3e94c0ce6695a2ef5796affected
  • 2c55608f28444c3f33b10312881384c470ceed56 to < ae3d181f4e912f51af7776ea165f199b16fc165daffected
  • 2c55608f28444c3f33b10312881384c470ceed56 to < 03313d1c3a2f086bb60920607ab79ac8f8578306affected

Linux Linux

Default version status: affected

  • 2.6.28affected
  • 0 to < 2.6.28unaffected
  • 5.4.135 to ≤ 5.4.*unaffected
  • 5.10.53 to ≤ 5.10.*unaffected
  • 5.13.5 to ≤ 5.13.*unaffected
  • 5.14 to ≤ *unaffected

References