CVE-2024-49902

High

Description

In the Linux kernel, the following vulnerability has been resolved: jfs: check if leafidx greater than num leaves per dmap tree syzbot report a out of bounds in dbSplit, it because dmt_leafidx greater than num leaves per dmap tree, add a checking for dmt_leafidx in dbFindLeaf. Shaggy: Modified sanity check to apply to control pages as well as leaf pages.

SeverityHigh
CVSS7.8
Exploit probability—
ProductLinux Kernel
PublishedOct 21, 2024
First seenOct 21, 2024

How to fix

Update
  • linux linux_kernel5.10.227, 5.15.168, 6.1.113, 6.6.55, 6.10.14, 6.11.3 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernelv < 5.10.227, 5.11 ≤ v < 5.15.168, 5.16 ≤ v < 6.1.113, 6.2 ≤ v < 6.6.55, 6.7 ≤ v < 6.10.14, 6.11 ≤ v < 6.11.35.10.227, 5.15.168, 6.1.113, 6.6.55, 6.10.14, 6.11.3

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