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CVE-2025-37839

jbd2: remove wrong sb->s_sequence check PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: jbd2: remove wrong sb->s_sequence check Journal emptiness is not determined by sb->s_sequence == 0 but rather by sb->s_start == 0 (which is set a few lines above). Furthermore 0 is a valid transaction ID so the check can spuriously trigger. Remove the invalid WARN_ON.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 24bcc89c7e7c64982e6192b4952a0a92379fc341 before cf30432f5b3064ff85d85639c2f0106f89c566f6; affected 24bcc89c7e7c64982e6192b4952a0a92379fc341 before b479839525fe7906966cdc4b5b2afbca048558a1; affected 24bcc89c7e7c64982e6192b4952a0a92379fc341 before ad926f735b4d4f10768fec7d080cadeb6d075cac; affected 24bcc89c7e7c64982e6192b4952a0a92379fc341 before 3b4643ffaf72d7a5a357e9bf68b1775f8cfe7e77; affected 24bcc89c7e7c64982e6192b4952a0a92379fc341 before c88f7328bb0fff66520fc9164f02b1d06e083c1b; affected 24bcc89c7e7c64982e6192b4952a0a92379fc341 before 9eaec071f111cd2124ce9a5b93536d3f6837d457; affected 24bcc89c7e7c64982e6192b4952a0a92379fc341 before c98eb9ffb1d9c98237b5e1668eee17654e129fb0; affected 24bcc89c7e7c64982e6192b4952a0a92379fc341 before b0cca357f85beb6144ab60c62dcc98508cc044bf; affected 24bcc89c7e7c64982e6192b4952a0a92379fc341 before e6eff39dd0fe4190c6146069cc16d160e71d1148; affected dd8ff32c1e7ed10fb0e168b4431983e09acbeb2f; affected 3.2.71 before 3.3
Linux / Linuxaffected 3.4; unaffected 0 before 3.4; unaffected 5.4.293 through 5.4.*; unaffected 5.10.237 through 5.10.*; unaffected 5.15.181 through 5.15.*; unaffected 6.1.135 through 6.1.*; unaffected 6.6.88 through 6.6.*; unaffected 6.12.24 through 6.12.*; unaffected 6.13.12 through 6.13.*; unaffected 6.14.3 through 6.14.*; unaffected 6.15 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CVE

No English description supplied.