CVE-2022-50839

N/A

Description

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential buffer head reference count leak As in 'jbd2_fc_wait_bufs' if buffer isn't uptodate, will return -EIO without update 'journal->j_fc_off'. But 'jbd2_fc_release_bufs' will release buffer head from ‘j_fc_off - 1’ if 'bh' is NULL will terminal release which will lead to buffer head buffer head reference count leak. To solve above issue, update 'journal->j_fc_off' before return -EIO.

Details CVE

Score CVSS v3.1N/A

Publie12/30/2025

Derniere modification12/31/2025

Sourcenvd

Observations honeypot0

References

https://git.kernel.org/stable/c/68ed9c76b2affd47177b92495446abb7262d0ef7(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/7a33dde572fceb45d02d188e0213c47059401c93(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/9b073d73725366d886b711b74e058c02f51e7a0e(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/e0d5fc7a6d80ac2406c7dfc6bb625201d0250a8a(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/e7385c868ee038d6a0cb0e85c22d2741e7910fd5(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

Correlations IOC

Aucune correlation enregistree

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