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CVE-2022-50306

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CVE-2022-50306

Published: Sep 15, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential out of bound read in ext4_fc_replay_scan() For scan loop must ensure that at least EXT4_FC_TAG_BASE_LEN space. If remain space less than EXT4_FC_TAG_BASE_LEN which will lead to out of bound read when mounting corrupt file system image. ADD_RANGE/HEAD/TAIL is needed to add extra check when do journal scan, as this three tags will read data during scan, tag length couldn't less than data length which will read.

VendorProductVersions

Linux

Linux

affected
8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2 - < 6969367c1500c15eddc38fda12f6d15518ad6d03
affected
8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2 - < f234294812c9b68d603650d28743eafb718e7ad5
affected
8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2 - < 1b45cc5c7b920fd8bf72e5a888ec7abeadf41e09

Linux

Linux

affected
5.10
unaffected
0 - < 5.10
unaffected
5.15.87 - <= 5.15.*
unaffected
6.0.6 - <= 6.0.*
unaffected
6.1 - <= *

References

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