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CVE-2024-35947— dyndbg: fix old BUG_ON in >control parser

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 dyndbg 模块存在漏洞。

AI Predicted 5.5 Difficulty: Theoretical EPSS 0.27% · P18

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 9898abb3d23311fa227a7f46bf4e40fd2954057f< 3c718bddddca9cbef177ac475b94c5c91147fb38 affected
9898abb3d23311fa227a7f46bf4e40fd2954057f< 343081c21e56bd6690d342e2f5ae8c00183bf081 affected
9898abb3d23311fa227a7f46bf4e40fd2954057f< 41d8ac238ab1cab01a8c71798d61903304f4e79b affected
9898abb3d23311fa227a7f46bf4e40fd2954057f< ba3c118cff7bcb0fe6aa84ae1f9080d50e31c561 affected
9898abb3d23311fa227a7f46bf4e40fd2954057f< a66c869b17c4c4dcf81d273b02cb0efe88e127ab affected
9898abb3d23311fa227a7f46bf4e40fd2954057f< a69e1bdd777ce51061111dc419801e8a2fd241cc affected
9898abb3d23311fa227a7f46bf4e40fd2954057f< 529e1852785599160415e964ca322ee7add7aef0 affected
9898abb3d23311fa227a7f46bf4e40fd2954057f< 00e7d3bea2ce7dac7bee1cf501fb071fd0ea8f6c affected
… +10 more rows
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I. Basic Information for CVE-2024-35947

Vulnerability Information
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Vulnerability Title
dyndbg: fix old BUG_ON in >control parser
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: dyndbg: fix old BUG_ON in >control parser Fix a BUG_ON from 2009. Even if it looks "unreachable" (I didn't really look), lets make sure by removing it, doing pr_err and return -EINVAL instead.
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 dyndbg 模块存在漏洞。
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 9898abb3d23311fa227a7f46bf4e40fd2954057f ~ 3c718bddddca9cbef177ac475b94c5c91147fb38 -
Linux Linux 2.6.30 -

II. Public POCs for CVE-2024-35947

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III. Intelligence Information for CVE-2024-35947

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Mailing List Discussions for CVE-2024-35947 (3)

Other References for CVE-2024-35947 (7)

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-2024-35870 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-2024-35884 9.8 CRITICAL udp: do not accept non-tunnel GSO skbs landing in a tunnel
CVE-2024-35865 9.8 CRITICAL smb: client: fix potential UAF in smb2_is_valid_oplock_break()
CVE-2024-35864 9.8 CRITICAL smb: client: fix potential UAF in smb2_is_valid_lease_break()
CVE-2024-35863 9.8 CRITICAL smb: client: fix potential UAF in is_valid_oplock_break()
CVE-2024-35862 9.8 CRITICAL smb: client: fix potential UAF in smb2_is_network_name_deleted()
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-2024-35905 7.8 HIGH bpf: Protect against int overflow for stack access size
CVE-2024-35919 7.8 HIGH media: mediatek: vcodec: adding lock to protect encoder context list
CVE-2024-35920 7.8 HIGH media: mediatek: vcodec: adding lock to protect decoder context list
CVE-2024-35921 7.8 HIGH media: mediatek: vcodec: Fix oops when HEVC init fails
CVE-2024-35910 7.8 HIGH tcp: properly terminate timers for kernel sockets
CVE-2024-35894 7.8 HIGH mptcp: prevent BPF accessing lowat from a subflow socket.

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-2024-35947

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