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CVE-2024-35922— fbmon: prevent division by zero in fb_videomode_from_videomode()

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，该漏洞源于零除错误。

AI Predicted 5.5 Difficulty: Theoretical EPSS 0.22% · P12

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 2db54c72395298a58f29c75ae880be9e478fdbbd< 1fb52bc1de55e9e0bdf71fe078efd4da0889710f affected
2db54c72395298a58f29c75ae880be9e478fdbbd< 72d091b7515e0532ee015e144c906f3bcfdd6270 affected
2db54c72395298a58f29c75ae880be9e478fdbbd< 951838fee462aa01fa2a6a91d56f9a495082e7f0 affected
2db54c72395298a58f29c75ae880be9e478fdbbd< 48d6bcfc31751ca2e753d901a2d82f27edf8a029 affected
2db54c72395298a58f29c75ae880be9e478fdbbd< 664206ff8b019bcd1e55b10b2eea3add8761b971 affected
2db54c72395298a58f29c75ae880be9e478fdbbd< 3d4b909704bf2114f64f87363fa22b5ef8ac4a33 affected
2db54c72395298a58f29c75ae880be9e478fdbbd< 1b107d637fed68a787da77a3514ad06e57abd0b4 affected
2db54c72395298a58f29c75ae880be9e478fdbbd< c2d953276b8b27459baed1277a4fdd5dd9bd4126 affected
… +10 more rows
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I. Basic Information for CVE-2024-35922

Vulnerability Information
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Vulnerability Title
fbmon: prevent division by zero in fb_videomode_from_videomode()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: fbmon: prevent division by zero in fb_videomode_from_videomode() The expression htotal * vtotal can have a zero value on overflow. It is necessary to prevent division by zero like in fb_var_to_videomode(). Found by Linux Verification Center (linuxtesting.org) with Svace.
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，该漏洞源于零除错误。
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 2db54c72395298a58f29c75ae880be9e478fdbbd ~ 1fb52bc1de55e9e0bdf71fe078efd4da0889710f -
Linux Linux 3.9 -

II. Public POCs for CVE-2024-35922

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III. Intelligence Information for CVE-2024-35922

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Patches & Fixes for CVE-2024-35922 (1)

Mailing List Discussions for CVE-2024-35922 (2)

Other References for CVE-2024-35922 (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-2024-35862 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-2024-35887 8.8 HIGH ax25: fix use-after-free bugs caused by ax25_ds_del_timer
CVE-2024-35915 8.8 HIGH nfc: nci: Fix uninit-value in nci_dev_up and nci_ntf_packet
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-2024-35921 7.8 HIGH media: mediatek: vcodec: Fix oops when HEVC init fails
CVE-2024-35905 7.8 HIGH bpf: Protect against int overflow for stack access size
CVE-2024-35890 7.8 HIGH gro: fix ownership transfer
CVE-2024-35920 7.8 HIGH media: mediatek: vcodec: adding lock to protect decoder context list
CVE-2024-35919 7.8 HIGH media: mediatek: vcodec: adding lock to protect encoder context list
CVE-2024-35897 7.8 HIGH netfilter: nf_tables: discard table flag update with pending basechain deletion

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-2024-35922

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