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CVE-2024-49900 In the Linux kernel, the following vulnerability has been resolved: jfs: Fix uninit-value access of new_ea in…
Description
In the Linux kernel, the following vulnerability has been resolved: jfs: Fix uninit-value access of new_ea in ea_buffer syzbot reports that lzo1x_1_do_compress is using uninit-value: ===================================================== BUG: KMSAN: uninit-value in lzo1x_1_do_compress+0x19f9/0x2510 lib/lzo/lzo1x_compress.c:178 ... Uninit was stored to memory at: ea_put fs/jfs/xattr.c:639 [inline] ... Local variable ea_buf created at: __jfs_setxattr+0x5d/0x1ae0 fs/jfs/xattr.c:662 __jfs_xattr_set+0xe6/0x1f0 fs/jfs/xattr.c:934 ===================================================== The reason is ea_buf->new_ea is not initialized properly. Fix this by using memset to empty its content at the beginning in ea_get().
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| Linux 6.12 | premières → < 6.12 | 6.12 |
| Linux 6.11 | premières → < 6.11.3 | 6.11.3 |
| Linux 6.10 | premières → < 6.10.14 | 6.10.14 |
| Linux 6.6 | premières → < 6.6.55 | 6.6.55 |
| Linux 6.1 | premières → < 6.1.113 | 6.1.113 |
| Linux 5.15 | premières → < 5.15.168 | 5.15.168 |
| Linux 5.10 | premières → < 5.10.227 | 5.10.227 |
| Linux 5.4 | premières → < 5.4.285 | 5.4.285 |
| Linux 4.19 | premières → < 4.19.323 | 4.19.323 |
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| Produit | Versions touchées | Corrigé en |
|---|---|---|
| Linux | 2.6.12 | Pas de correctif indiqué |
| RUGGEDCOM RST2428P | Versions non publiées | |
| SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family | Versions non publiées | |
| SCALANCE XCM-/XRM-/XCH-/XRH-300 family | Versions non publiées | |
| SIMATIC S7-1500 TM MFP - GNU/Linux subsystem 1.1 | premières → < 1.1.1 | 1.1.1 |
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