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CVE-2021-47445

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CVE-2021-47445

Published: May 22, 2024

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix null pointer dereference on pointer edp The initialization of pointer dev dereferences pointer edp before edp is null checked, so there is a potential null pointer deference issue. Fix this by only dereferencing edp after edp has been null checked. Addresses-Coverity: ("Dereference before null check")

VendorProductVersions

Linux

Linux

affected
ab5b0107ccf3821a6837b0f2819270d6fa0b278f - < f175b9a83e5c252d7c74acddc792840016caae0a
affected
ab5b0107ccf3821a6837b0f2819270d6fa0b278f - < bacac7d26849c8e903ceb7466d9ce8dc3c2797eb
affected
ab5b0107ccf3821a6837b0f2819270d6fa0b278f - < 0cd063aa0a09822cc1620fc59a67fe2f9f6338ac
affected
ab5b0107ccf3821a6837b0f2819270d6fa0b278f - < 7f642b93710b6b1119bdff90be01e6b5a2a5d669
affected
ab5b0107ccf3821a6837b0f2819270d6fa0b278f - < f302be08e3de94db8863a0b2958b2bb3e8e998e6

+3 more versions

Linux

Linux

affected
4.0
unaffected
0 - < 4.0
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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