by Kastro
Paper/Archive/CVE-2024-35864

CVE-2024-35864

Linux Linux — smb: client: fix potential UAF in smb2_is_valid_lease_break()

EPSS 0.7%CVSS 9.8
critical.is priorityof 100
40
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 51.7.517 × 2010.3No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in smb2_is_valid_lease_break() Skip sessions that are being teared down (status == SES_EXITING) to avoid UAF.

Affected

ProductAffectedFixed inSource
Linux7f48558e6489d032b1584b0cc9ac4bb11072c034 – < c868cabdf6fdd61bea54532271f4708254e57fc5c868cabdf6fdd61bea54532271f4708254e57fc5CNA
Linux7f48558e6489d032b1584b0cc9ac4bb11072c034 – < f92739fdd4522c4291277136399353d7c341fae4f92739fdd4522c4291277136399353d7c341fae4CNA
Linux7f48558e6489d032b1584b0cc9ac4bb11072c034 – < a8344e2b69bde63f713b0aa796d70dbeadffddfba8344e2b69bde63f713b0aa796d70dbeadffddfbCNA
Linux7f48558e6489d032b1584b0cc9ac4bb11072c034 – < 705c76fbf726c7a2f6ff9143d4013b18daaaebf1705c76fbf726c7a2f6ff9143d4013b18daaaebf1CNA
Linuxa67172a013953664b1dad03c648200c70b90506c–CNA
Linux3.12.48 – < 3.133.13CNA
Linux3.13–CNA

Scores by source

Linux (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refgit.kernel.org/stable/c/c868cabdf6fdd61bea54532271f4708254e57fc5refgit.kernel.org/stable/c/f92739fdd4522c4291277136399353d7c341fae4refgit.kernel.org/stable/c/a8344e2b69bde63f713b0aa796d70dbeadffddfbrefgit.kernel.org/stable/c/705c76fbf726c7a2f6ff9143d4013b18daaaebf1