5.5

CVE-2022-49318

f2fs: remove WARN_ON in f2fs_is_valid_blkaddr

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

f2fs: remove WARN_ON in f2fs_is_valid_blkaddr

Syzbot triggers two WARNs in f2fs_is_valid_blkaddr and
__is_bitmap_valid. For example, in f2fs_is_valid_blkaddr,
if type is DATA_GENERIC_ENHANCE or DATA_GENERIC_ENHANCE_READ,
it invokes WARN_ON if blkaddr is not in the right range.
The call trace is as follows:

 f2fs_get_node_info+0x45f/0x1070
 read_node_page+0x577/0x1190
 __get_node_page.part.0+0x9e/0x10e0
 __get_node_page
 f2fs_get_node_page+0x109/0x180
 do_read_inode
 f2fs_iget+0x2a5/0x58b0
 f2fs_fill_super+0x3b39/0x7ca0

Fix these two WARNs by replacing WARN_ON with dump_stack.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
LinuxLinux Kernel Version < 5.4.198
LinuxLinux Kernel Version >= 5.5 < 5.10.122
LinuxLinux Kernel Version >= 5.11 < 5.15.47
LinuxLinux Kernel Version >= 5.16 < 5.17.15
LinuxLinux Kernel Version >= 5.18 < 5.18.4
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.25% 0.158
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
134c704f-9b21-4f2e-91b3-4a467353bcc0 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
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/0a7a1fc7e71eecf2e5053a6c312c9f0dcbb9b8fd
Patch
https://git.kernel.org/stable/c/32bea51fe4c6e92c00403739f7547c89219bea88
Patch
https://git.kernel.org/stable/c/8c62c5e26345c34d199b4b8c8e69255ba3d0e751
Patch
https://git.kernel.org/stable/c/99c09b298e47ebbe345a6da9f268b32a6b0f4582
Patch
https://git.kernel.org/stable/c/cd6374af36cc548464d8c47a93fdba7303bb82a4
Patch
https://git.kernel.org/stable/c/dc2f78e2d4cc844a1458653d57ce1b54d4a29f21
Patch