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CVE-2026-98080: Linux

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CVSS

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Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)

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Атакува се

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Време до експлоатация

    Описание

    Оригинално описание

    In the Linux kernel, the following vulnerability has been resolved: btrfs: do not force reloc root creation during qgroup_account_snapshot() [BUG] When running btrfs/252 with quota enabled through MKFS_OPTIONS="-O quota", it has a high chance to trigger the following kernel warning and flips the fs RO: BTRFS info (device dm-2): relocating block group 30408704 flags metadata|dup ------------[ cut here ]------------ WARNING: fs/btrfs/extent-tree.c:879 at lookup_inline_extent_backref+0x74b/0x960 [btrfs], CPU#4: btrfs/2173 CPU: 4 UID: 0 PID: 2173 Comm: btrfs Not tainted 7.2.0-rc6-custom+ #457 PREEMPT(full) 3adc6528fb66f7a55fe1095385818e742f200aab Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS unknown 02/02/2022 RIP: 0010:lookup_inline_extent_backref+0x74b/0x960 [btrfs] Call Trace: <TASK> insert_inline_extent_backref+0x7c/0x160 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] __btrfs_inc_extent_ref+0xa9/0x270 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] __btrfs_run_delayed_refs+0x4af/0x11c0 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] btrfs_run_delayed_refs+0x9d/0xf0 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] create_pending_snapshot+0x39d/0xf00 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] create_pending_snapshots+0x9b/0xc0 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] btrfs_commit_transaction+0x280/0xeb0 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] prepare_to_relocate+0x147/0x200 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] relocate_block_group+0x6b/0x5e0 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] btrfs_relocate_block_group+0x92c/0x2380 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] btrfs_relocate_chunk+0x3f/0x1a0 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] btrfs_balance+0xa2c/0x19c0 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] btrfs_ioctl+0x2839/0x2d30 [btrfs 32f09462c54d9c922fca74a3e4866f4aa7737b72] __x64_sys_ioctl+0x416/0x9a0 do_syscall_64+0xe1/0x7

    Засегнати продукти

    • Linux Linux: 4d31778aa2fa342f5f92ca4025b293a1729161d1 преди d0284d974be46a0a06068f930c84039d540ae8ed; 4d31778aa2fa342f5f92ca4025b293a1729161d1 преди 21bd77c132f18dc21c6fcdf417310d1adcf7448b; 4d31778aa2fa342f5f92ca4025b293a1729161d1 преди 7ce02d52548b672795511c2cac8da6ec79ac8877; 4d31778aa2fa342f5f92ca4025b293a1729161d1 преди 7caaae233a55e167063f4cfa3385b1a04c8bbecb; 4d31778aa2fa342f5f92ca4025b293a1729161d1 преди c4c78768d1a8ceb713693cc5524acbe984c31f3c; 4d31778aa2fa342f5f92ca4025b293a1729161d1 преди 203cbfb4fba590bd9b08bd36fa6d05b5d28923bf; 4d31778aa2fa342f5f92ca4025b293a1729161d1 преди b5d5ab5a715001dd937c920ef8c5688fd4999ba1; 4d31778aa2fa342f5f92ca4025b293a1729161d1 преди cacf35832292997018837e484283f95a9301ebf5; 204bfcda824428b3a298eae8e87875bbd435a3c1; 1f586802bb18892d2a6eb7d31d7fed78946d21a1; 4.14.45 преди 4.15; 4.16.13 преди 4.17
    • Linux Linux: 4.17; преди 4.17; 5.10.271 до 5.10.*; 5.15.222 до 5.15.*; 6.1.189 до 6.1.*; 6.6.158 до 6.6.*; 6.12.111 до 6.12.*; 6.18.53 до 6.18.*; 7.2.7 до 7.2.*; от 7.3 нататък

    История

    • 25 септември 2026 Публикувано

    Други уязвимости в Linux Linux

    Първоизточници

    CVE-2026-98080: Linux | freedomonline.bg