5.5

CVE-2024-26774

ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt

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

ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt

Determine if bb_fragments is 0 instead of determining bb_free to eliminate
the risk of dividing by zero when the block bitmap is corrupted.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 5.15.150
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.80
Linux ≫ Linux Kernel Version >= 6.2 < 6.6.19
Linux ≫ Linux Kernel Version >= 6.7 < 6.7.7
Linux ≫ Linux Kernel Version6.8 Updaterc1
Linux ≫ Linux Kernel Version6.8 Updaterc2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.145
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-369 Divide By Zero

The product divides a value by zero.

https://git.kernel.org/stable/c/687061cfaa2ac3095170e136dd9c29a4974f41d4
Patch
https://git.kernel.org/stable/c/8b40eb2e716b503f7a4e1090815a17b1341b2150
Patch
https://git.kernel.org/stable/c/8cf9cc602cfb40085967c0d140e32691c8b71cf3
Patch
https://git.kernel.org/stable/c/993bf0f4c393b3667830918f9247438a8f6fdb5b
Patch
https://git.kernel.org/stable/c/f32d2a745b02123258026e105a008f474f896d6a
Patch