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CVE-2021-47442

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CVE-2021-47442

Published: May 22, 2024

Modified: May 11, 2026

PUBLISHED

Description

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.

VendorProductVersions

Linux

Linux

affected
2c66daecc4092e6049673c281b2e6f0d5e59a94c - < 74569c78aa84f8c958f1334b465bc530906ec99a
affected
2c66daecc4092e6049673c281b2e6f0d5e59a94c - < 88c890b0b9a1fb9fcd01c61ada515e8b636c34f9
affected
2c66daecc4092e6049673c281b2e6f0d5e59a94c - < fcce6e5255474ca33c27dda0cdf9bf5087278873
affected
2c66daecc4092e6049673c281b2e6f0d5e59a94c - < 071bdef36391958c89af5fa2172f691b31baa212
affected
2c66daecc4092e6049673c281b2e6f0d5e59a94c - < 2bde4aca56db9fe25405d39ddb062531493a65db

+3 more versions

Linux

Linux

affected
3.13
unaffected
0 - < 3.13
unaffected
4.4.290 - <= 4.4.*
unaffected
4.9.288 - <= 4.9.*
unaffected
4.14.252 - <= 4.14.*

+5 more versions

References

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