CVE-2022-49956

Description

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix use after free bugs _Read/Write_MACREG callbacks are NULL so the read/write_macreg_hdl() functions don't do anything except free the "pcmd" pointer. It results in a use after free. Delete them.

Reserved 2025-06-18 | Published 2025-06-18 | Updated 2025-06-18 | Assigner Linux

Product status

Default status
unaffected

2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef before 7dce6b0ee7d78667d6c831ced957a08769973063
affected

2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef before 376e15487fec837301d888068a3fcc82efb6171a
affected

2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef before 9fd6170c5e2d0ccd027abe26f6f5ffc528e1bb27
affected

2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef before d0aac7146e96bf39e79c65087d21dfa02ef8db38
affected

2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef before 19e3f69d19801940abc2ac37c169882769ed9770
affected

2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef before dc02aaf950015850e7589696521c7fca767cea77
affected

2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef before b1727def850904e4b8ba384043775672841663a1
affected

2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef before e230a4455ac3e9b112f0367d1b8e255e141afae0
affected

Default status
affected

2.6.37
affected

Any version before 2.6.37
unaffected

4.9.328
unaffected

4.14.293
unaffected

4.19.258
unaffected

5.4.213
unaffected

5.10.142
unaffected

5.15.66
unaffected

5.19.8
unaffected

6.0
unaffected

References

git.kernel.org/...c/7dce6b0ee7d78667d6c831ced957a08769973063

git.kernel.org/...c/376e15487fec837301d888068a3fcc82efb6171a

git.kernel.org/...c/9fd6170c5e2d0ccd027abe26f6f5ffc528e1bb27

git.kernel.org/...c/d0aac7146e96bf39e79c65087d21dfa02ef8db38

git.kernel.org/...c/19e3f69d19801940abc2ac37c169882769ed9770

git.kernel.org/...c/dc02aaf950015850e7589696521c7fca767cea77

git.kernel.org/...c/b1727def850904e4b8ba384043775672841663a1

git.kernel.org/...c/e230a4455ac3e9b112f0367d1b8e255e141afae0

cve.org (CVE-2022-49956)

nvd.nist.gov (CVE-2022-49956)

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