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CVE-2024-35868— smb: client: fix potential UAF in cifs_stats_proc_write()

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于内存释放后重用。

AI Predicted 5.5 Difficulty: Hard EPSS 0.24% · P14

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 12

VendorProduct Version RangeStatus
Linux Linux 7f48558e6489d032b1584b0cc9ac4bb11072c034< 8fefd166fcb368c5fcf48238e3f7c8af829e0a72 affected
7f48558e6489d032b1584b0cc9ac4bb11072c034< cf03020c56d3ed28c4942280957a007b5e9544f7 affected
7f48558e6489d032b1584b0cc9ac4bb11072c034< 5b5475ce69f02ecc1b13ea23106e5b89c690429b affected
7f48558e6489d032b1584b0cc9ac4bb11072c034< d3da25c5ac84430f89875ca7485a3828150a7e0a affected
a67172a013953664b1dad03c648200c70b90506c affected
3.12.48< 3.13 affected
3.13 affected
< 3.13 unaffected
… +4 more rows
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I. Basic Information for CVE-2024-35868

Vulnerability Information
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Vulnerability Title
smb: client: fix potential UAF in cifs_stats_proc_write()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in cifs_stats_proc_write() Skip sessions that are being teared down (status == SES_EXITING) to avoid UAF.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于内存释放后重用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 7f48558e6489d032b1584b0cc9ac4bb11072c034 ~ 8fefd166fcb368c5fcf48238e3f7c8af829e0a72 -
Linux Linux 3.13 -

II. Public POCs for CVE-2024-35868

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III. Intelligence Information for CVE-2024-35868

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Other References for CVE-2024-35868 (3)

Same Patch Batch · Linux · 2024-05-19 · 82 CVEs total

CVE-2024-35861 9.8 CRITICAL smb: client: fix potential UAF in cifs_signal_cifsd_for_reconnect()
CVE-2024-35862 9.8 CRITICAL smb: client: fix potential UAF in smb2_is_network_name_deleted()
CVE-2024-35863 9.8 CRITICAL smb: client: fix potential UAF in is_valid_oplock_break()
CVE-2024-35864 9.8 CRITICAL smb: client: fix potential UAF in smb2_is_valid_lease_break()
CVE-2024-35865 9.8 CRITICAL smb: client: fix potential UAF in smb2_is_valid_oplock_break()
CVE-2024-35884 9.8 CRITICAL udp: do not accept non-tunnel GSO skbs landing in a tunnel
CVE-2024-35870 9.8 CRITICAL smb: client: fix UAF in smb2_reconnect_server()
CVE-2024-35869 9.8 CRITICAL smb: client: guarantee refcounted children from parent session
CVE-2024-35939 9.3 CRITICAL dma-direct: Leak pages on dma_set_decrypted() failure
CVE-2024-35915 8.8 HIGH nfc: nci: Fix uninit-value in nci_dev_up and nci_ntf_packet
CVE-2024-35887 8.8 HIGH ax25: fix use-after-free bugs caused by ax25_ds_del_timer
CVE-2024-35889 8.6 HIGH idpf: fix kernel panic on unknown packet types
CVE-2024-35875 8.4 HIGH x86/coco: Require seeding RNG with RDRAND on CoCo systems
CVE-2024-35937 8.1 HIGH wifi: cfg80211: check A-MSDU format more carefully
CVE-2024-35919 7.8 HIGH media: mediatek: vcodec: adding lock to protect encoder context list
CVE-2024-35921 7.8 HIGH media: mediatek: vcodec: Fix oops when HEVC init fails
CVE-2024-35920 7.8 HIGH media: mediatek: vcodec: adding lock to protect decoder context list
CVE-2024-35890 7.8 HIGH gro: fix ownership transfer
CVE-2024-35905 7.8 HIGH bpf: Protect against int overflow for stack access size
CVE-2024-35910 7.8 HIGH tcp: properly terminate timers for kernel sockets

Showing top 20 of 82 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-35868

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