CVE-2024-40902
Last modified
CVE-2024-40902 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: jfs: xattr: fix buffer overflow for invalid xattr When an xattr size is not what is expected, it is printed out to the kernel log in hex format as a form of debugging. But when that xattr size is bigger than the expected size, printing it out can cause an access off the end of the buffer. Fix this all up by properly restricting the size of the debug hex dump in the kernel log.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.
Description
In the Linux kernel, the following vulnerability has been resolved: jfs: xattr: fix buffer overflow for invalid xattr When an xattr size is not what is expected, it is printed out to the kernel log in hex format as a form of debugging. But when that xattr size is bigger than the expected size, printing it out can cause an access off the end of the buffer. Fix this all up by properly restricting the size of the debug hex dump in the kernel log.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | < 4.19.317 | — |
| Linux | Linux Kernel | >= 4.20, < 5.4.279 | — |
| Linux | Linux Kernel | >= 5.5, < 5.10.221 | — |
| Linux | Linux Kernel | >= 5.11, < 5.15.162 | — |
| Linux | Linux Kernel | >= 5.16, < 6.1.95 | — |
| Linux | Linux Kernel | >= 6.2, < 6.6.35 | — |
| Linux | Linux Kernel | >= 6.7, < 6.9.6 | — |
| Linux | Linux Kernel | 6.10 | Rc1 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
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- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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