A vulnerability, which was classified as problematic, has been found in Linux Kernel up to 7.1.8. This issue affects the function bit_cursor of the file drivers/video/fbdev/core/bitblit.c of the component fbdev. The manipulation leads to out-of-bounds read. This vulnerability is traded as CVE-2026-74635. An attack has to be approached locally.... Weiterlesen
Intelligence View
CVE-2026-74635 | Linux Kernel up to 7.1.8 fbdev bitblit.c bit_cursor out-of-bounds (Nessus ID 343049 / WID-SEC-2026-2970)
A vulnerability, which was classified as problematic, has been found in Linux Kernel up to 7.1.8. This issue affects the function bit_cursor of the file drivers/video/fbdev/core/bitblit.c of the component fbdev. The manipulation leads to…
SOC Incident Playbook: Vulnerability Remediation & Verification
title: Detect Exploitation - CVE-2026-74635 | Linux Kernel up to 7.1.8 fbdev bitblit.c bit_cursor out-of-bounds (Nessus ID 343049 / WID-SEC-2026-2970)
id: 5104628a-dba7-48a6-8362-acfaf126e5d1
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-24
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "CVE-2026-74635 | Linux Kernel " ascii wide
condition:
any of them
}
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