CVE-2024-39468: linux Improper Locking
CVSS: 7.5v3.1HighModified
AliasesUBUNTU-CVE-2024-39468DEBIAN-CVE-2024-39468
Published 25-06-2024Last modified 15-10-2026
Vulnerability summary
CVE-2024-39468 is a high (CVSS 7.5) Improper Locking vulnerability in linux. EPSS estimates a 0.53% chance of exploitation in the next 30 days, higher than 43.4% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
0.53%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 24 · Related 21DSA-5730-1MGASA-2024-0263MGASA-2024-0266SUSE-SU-2024:2372-1SUSE-SU-2024:2394-1SUSE-SU-2024:2802-1SUSE-SU-2024:2896-1SUSE-SU-2024:2939-1SUSE-SU-2024:2973-1SUSE-SU-2025:20008-1SUSE-SU-2025:20028-1USN-6999-1USN-6999-2USN-7004-1USN-7005-1USN-7005-2USN-7007-1USN-7007-2USN-7007-3USN-7008-1USN-7009-1USN-7009-2USN-7019-1USN-7029-1
Timeline
- 25-06-2024PublishedVulnerability first disclosed.
- 15-10-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix deadlock in smb2_find_smb_tcon() Unlock cifs_tcp_ses_lock before calling cifs_put_smb_ses() to avoid such deadlock.
CVSS metrics
4 scores · 4 sources · 1 versionHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSources4 sources · 5.5–7.5
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
EPSS trend
Probability
0.53%
Chance of exploitation in the next 30 days
Percentile
43%
Versus all other CVEs
30-day change
0.00 pp
From 0.53% on 19-09-2026
19-09-202619-10-2026
EPSS score0.53%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu116 products
- linux< 5.15.0-121.131 | < 6.8.0-44.44
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 5.15.0-1069.75 | < 6.8.0-1015.16
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 78ebec450ef4f0720c592638d92bad679d75d7ce, < b055752675cd1d1db4ac9c2750db3dc3e89ea261 | ≥ e695a9ad0305af6e8b0cbc24a54976ac2120cbb3, < 21f5dd36e655d25a7b45b61c1e537198b671f720 | ≥ e695a9ad0305af6e8b0cbc24a54976ac2120cbb3, < b09b556e48968317887a11243a5331a7bc00ece5 | ≥ e695a9ad0305af6e8b0cbc24a54976ac2120cbb3, < 225de871ddf994f69a57f035709cad9c0ab8615a | ≥ e695a9ad0305af6e8b0cbc24a54976ac2120cbb3, < 8d0f5f1ccf675454a833a573c53830a49b7d1a47 | ≥ e695a9ad0305af6e8b0cbc24a54976ac2120cbb3, < 02c418774f76a0a36a6195c9dbf8971eb4130a15 | 5.14
- linux_kernel< 5.10.221 | ≥ 5.11, < 5.15.162 | ≥ 5.16, < 6.1.94 | ≥ 6.2, < 6.6.34 | ≥ 6.7, < 6.9.5 | 6.10:rc1 | 6.10:rc2
Debian1 product
- linux< 6.1.94-1 | < 6.9.7-1
3 vendors · 119 products
