8.8

CVE-2023-44466

Exploit
An issue was discovered in net/ceph/messenger_v2.c in the Linux kernel before 6.4.5. There is an integer signedness error, leading to a buffer overflow and remote code execution via HELLO or one of the AUTH frames. This occurs because of an untrusted length taken from a TCP packet in ceph_decode_32.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.121
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.40
Linux ≫ Linux Kernel Version >= 6.2 < 6.4.5
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 54.58% 0.989
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a282a2f10539dce2aa619e71e1817570d557fc97
Patch
Mailing List
https://github.com/google/security-research/security/advisories/GHSA-jg27-jx6w-xwph
Third Party Advisory
Exploit
https://github.com/torvalds/linux/commit/a282a2f10539dce2aa619e71e1817570d557fc97
Patch
https://security.netapp.com/advisory/ntap-20231116-0003/
Third Party Advisory
https://www.spinics.net/lists/ceph-devel/msg57909.html
Patch
Mailing List