Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected 83e80a6e3543f37f74c8e48a5f305b054b65ce2a before 8b40eb2e716b503f7a4e1090815a17b1341b2150; affected 83e80a6e3543f37f74c8e48a5f305b054b65ce2a before f32d2a745b02123258026e105a008f474f896d6a; affected 83e80a6e3543f37f74c8e48a5f305b054b65ce2a before 8cf9cc602cfb40085967c0d140e32691c8b71cf3; affected 83e80a6e3543f37f74c8e48a5f305b054b65ce2a before 993bf0f4c393b3667830918f9247438a8f6fdb5b; affected 398a0fdb38d9ab5e68023667cc5e6e3d109e2d6b; affected 5.19.12 before 5.20 |
| Linux / Linux | affected 6.0; unaffected 0 before 6.0; unaffected 6.1.80 through 6.1.*; unaffected 6.6.19 through 6.6.*; unaffected 6.7.7 through 6.7.*; unaffected 6.8 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/8b40eb2e716b503f7a4e1090815a17b1341b2150
- https://git.kernel.org/stable/c/f32d2a745b02123258026e105a008f474f896d6a
- https://git.kernel.org/stable/c/8cf9cc602cfb40085967c0d140e32691c8b71cf3
- https://git.kernel.org/stable/c/993bf0f4c393b3667830918f9247438a8f6fdb5b
ADP enrichment
No English description supplied.
- https://git.kernel.org/stable/c/687061cfaa2ac3095170e136dd9c29a4974f41d4
- https://git.kernel.org/stable/c/8b40eb2e716b503f7a4e1090815a17b1341b2150
- https://git.kernel.org/stable/c/f32d2a745b02123258026e105a008f474f896d6a
- https://git.kernel.org/stable/c/8cf9cc602cfb40085967c0d140e32691c8b71cf3
- https://git.kernel.org/stable/c/993bf0f4c393b3667830918f9247438a8f6fdb5b
No English description supplied.
No references supplied.