CVE-2022-49058
Published: Feb 26, 2025
Modified: May 11, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: cifs: potential buffer overflow in handling symlinks Smatch printed a warning: arch/x86/crypto/poly1305_glue.c:198 poly1305_update_arch() error: __memcpy() 'dctx->buf' too small (16 vs u32max) It's caused because Smatch marks 'link_len' as untrusted since it comes from sscanf(). Add a check to ensure that 'link_len' is not larger than the size of the 'link_str' buffer.
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected c69c1b6eaea1b3e1eecf7ad2fba0208ac4a11131 - < 3e582749e742e662a8e9bb37cffac62dccaaa1e2affected c69c1b6eaea1b3e1eecf7ad2fba0208ac4a11131 - < 1316c28569a80ab3596eeab05bf5e01991e7e739affected c69c1b6eaea1b3e1eecf7ad2fba0208ac4a11131 - < eb5f51756944735ac70cd8bb38637cc202e29c91affected c69c1b6eaea1b3e1eecf7ad2fba0208ac4a11131 - < 22d658c6c5affed10c8907e67160cef0b6c92186affected c69c1b6eaea1b3e1eecf7ad2fba0208ac4a11131 - < 4e166a41180be2f1e66bbb6d46448e80a9a5ec05+3 more versions |
Linux | Linux | affected 2.6.37unaffected 0 - < 2.6.37unaffected 4.9.311 - <= 4.9.*unaffected 4.14.276 - <= 4.14.*unaffected 4.19.239 - <= 4.19.*+5 more versions |
References
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