CVE-2021-47442
N/A
N/A
Summary
In the Linux kernel, the following vulnerability has been resolved:
NFC: digital: fix possible memory leak in digital_in_send_sdd_req()
'skb' is allocated in digital_in_send_sdd_req(), but not free when digital_in_send_cmd() failed, which will cause memory leak. Fix it by freeing 'skb' if digital_in_send_cmd() return failed.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 2c66daecc4092e6049673c281b2e6f0d5e59a94c < 74569c78aa84f8c958f1334b465bc530906ec99a | affected |
| Linux | Linux | 2c66daecc4092e6049673c281b2e6f0d5e59a94c < 88c890b0b9a1fb9fcd01c61ada515e8b636c34f9 | affected |
| Linux | Linux | 2c66daecc4092e6049673c281b2e6f0d5e59a94c < fcce6e5255474ca33c27dda0cdf9bf5087278873 | affected |
| Linux | Linux | 2c66daecc4092e6049673c281b2e6f0d5e59a94c < 071bdef36391958c89af5fa2172f691b31baa212 | affected |
| Linux | Linux | 2c66daecc4092e6049673c281b2e6f0d5e59a94c < 2bde4aca56db9fe25405d39ddb062531493a65db | affected |
| Linux | Linux | 2c66daecc4092e6049673c281b2e6f0d5e59a94c < 50cb95487c265187289810addec5093d4fed8329 | affected |
| Linux | Linux | 2c66daecc4092e6049673c281b2e6f0d5e59a94c < 6432d7f1d1c3aa74cfe8f5e3afdf81b786c32e86 | affected |
| Linux | Linux | 2c66daecc4092e6049673c281b2e6f0d5e59a94c < 291c932fc3692e4d211a445ba8aa35663831bac7 | affected |
| Linux | Linux | 3.13 | affected |
| Linux | Linux | 0 < 3.13 | unaffected |
| Linux | Linux | 4.4.290 <= 4.4.* | unaffected |
| Linux | Linux | 4.9.288 <= 4.9.* | unaffected |
| Linux | Linux | 4.14.252 <= 4.14.* | unaffected |
| Linux | Linux | 4.19.213 <= 4.19.* | unaffected |
| Linux | Linux | 5.4.155 <= 5.4.* | unaffected |
| Linux | Linux | 5.10.75 <= 5.10.* | unaffected |
| Linux | Linux | 5.14.14 <= 5.14.* | unaffected |
| Linux | Linux | 5.15 <= * | 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/74569c78aa84f8c958f1334b465bc530906ec99a
- https://git.kernel.org/stable/c/88c890b0b9a1fb9fcd01c61ada515e8b636c34f9
- https://git.kernel.org/stable/c/fcce6e5255474ca33c27dda0cdf9bf5087278873
- https://git.kernel.org/stable/c/071bdef36391958c89af5fa2172f691b31baa212
- https://git.kernel.org/stable/c/2bde4aca56db9fe25405d39ddb062531493a65db
- https://git.kernel.org/stable/c/50cb95487c265187289810addec5093d4fed8329
- https://git.kernel.org/stable/c/6432d7f1d1c3aa74cfe8f5e3afdf81b786c32e86
- https://git.kernel.org/stable/c/291c932fc3692e4d211a445ba8aa35663831bac7
References
- https://git.kernel.org/stable/c/74569c78aa84f8c958f1334b465bc530906ec99a
- https://git.kernel.org/stable/c/88c890b0b9a1fb9fcd01c61ada515e8b636c34f9
- https://git.kernel.org/stable/c/fcce6e5255474ca33c27dda0cdf9bf5087278873
- https://git.kernel.org/stable/c/071bdef36391958c89af5fa2172f691b31baa212
- https://git.kernel.org/stable/c/2bde4aca56db9fe25405d39ddb062531493a65db
- https://git.kernel.org/stable/c/50cb95487c265187289810addec5093d4fed8329
- https://git.kernel.org/stable/c/6432d7f1d1c3aa74cfe8f5e3afdf81b786c32e86
- https://git.kernel.org/stable/c/291c932fc3692e4d211a445ba8aa35663831bac7
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