7.8

CVE-2024-26955

nilfs2: prevent kernel bug at submit_bh_wbc()

In the Linux kernel, the following vulnerability has been resolved:

nilfs2: prevent kernel bug at submit_bh_wbc()

Fix a bug where nilfs_get_block() returns a successful status when
searching and inserting the specified block both fail inconsistently.  If
this inconsistent behavior is not due to a previously fixed bug, then an
unexpected race is occurring, so return a temporary error -EAGAIN instead.

This prevents callers such as __block_write_begin_int() from requesting a
read into a buffer that is not mapped, which would cause the BUG_ON check
for the BH_Mapped flag in submit_bh_wbc() to fail.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 2.6.30 < 4.19.312
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.274
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.215
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.154
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.84
Linux ≫ Linux Kernel Version >= 6.2 < 6.6.24
Linux ≫ Linux Kernel Version >= 6.7 < 6.7.12
Linux ≫ Linux Kernel Version >= 6.8 < 6.8.3
Debian ≫ Debian Linux Version10.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.26% 0.166
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
Third Party Advisory
Mailing List
https://git.kernel.org/stable/c/0c8aa4cfda4e4adb15d5b6536d155eca9c9cd44c
Patch
https://git.kernel.org/stable/c/192e9f9078c96be30b31c4b44d6294b24520fce5
Patch
https://git.kernel.org/stable/c/269cdf353b5bdd15f1a079671b0f889113865f20
Patch
https://git.kernel.org/stable/c/32eaee72e96590a75445c8a6c7c1057673b47e07
Patch
https://git.kernel.org/stable/c/48d443d200237782dc82e6b60663ec414ef02e39
Patch
https://git.kernel.org/stable/c/76ffbe911e2798c7296968f5fd72f7bf67207a8d
Patch
https://git.kernel.org/stable/c/91e4c4595fae5e87069e44687ae879091783c183
Patch
https://git.kernel.org/stable/c/ca581d237f3b8539c044205bb003de71d75d227c
Patch
https://git.kernel.org/stable/c/f0fe7ad5aff4f0fcf988913313c497de85f1e186
Patch