CVE-2021-47307
N/A
N/A
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 2c55608f28444c3f33b10312881384c470ceed56 < f7d1fa65e74263d11f90ddd33b4d4cd905a93759 | affected |
| Linux | Linux | 2c55608f28444c3f33b10312881384c470ceed56 < e58c162789becede894d3e94c0ce6695a2ef5796 | affected |
| Linux | Linux | 2c55608f28444c3f33b10312881384c470ceed56 < ae3d181f4e912f51af7776ea165f199b16fc165d | affected |
| Linux | Linux | 2c55608f28444c3f33b10312881384c470ceed56 < 03313d1c3a2f086bb60920607ab79ac8f8578306 | affected |
| Linux | Linux | 2.6.28 | affected |
| Linux | Linux | 0 < 2.6.28 | unaffected |
| Linux | Linux | 5.4.135 <= 5.4.* | unaffected |
| Linux | Linux | 5.10.53 <= 5.10.* | unaffected |
| Linux | Linux | 5.13.5 <= 5.13.* | unaffected |
| Linux | Linux | 5.14 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
CVE Program Container
Additional References
- https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759
- https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796
- https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165d
- https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306
References
- https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759
- https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796
- https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165d
- https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306
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