CVE-2025-37839

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.

The following products are affected by CVE-2025-37839 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-37839.

URL	Resource
https://git.kernel.org/stable/c/3b4643ffaf72d7a5a357e9bf68b1775f8cfe7e77
https://git.kernel.org/stable/c/9eaec071f111cd2124ce9a5b93536d3f6837d457
https://git.kernel.org/stable/c/ad926f735b4d4f10768fec7d080cadeb6d075cac
https://git.kernel.org/stable/c/b0cca357f85beb6144ab60c62dcc98508cc044bf
https://git.kernel.org/stable/c/b479839525fe7906966cdc4b5b2afbca048558a1
https://git.kernel.org/stable/c/c88f7328bb0fff66520fc9164f02b1d06e083c1b
https://git.kernel.org/stable/c/c98eb9ffb1d9c98237b5e1668eee17654e129fb0
https://git.kernel.org/stable/c/cf30432f5b3064ff85d85639c2f0106f89c566f6
https://git.kernel.org/stable/c/e6eff39dd0fe4190c6146069cc16d160e71d1148
https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
https://lore.kernel.org/linux-cve-announce/2025050915-CVE-2025-37839-2807@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2025-37839
https://www.cve.org/CVERecord?id=CVE-2025-37839