Weakness (CWE)
CWE-123: Write-what-where Condition
Any condition where the attacker has the ability to write an arbitrary value to an arbitrary location, often as the result of a buffer overflow.
How to prevent it (2 mitigations)
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Architecture and Design
Use a language that provides appropriate memory abstractions.
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Operation
Use OS-level preventative functionality integrated after the fact. Not a complete solution.
Source: MITRE CWE-123
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High 8.8CVE-2026-94129 Public exploit
BioStar VALKYRIE AURORA IOCTL BS_RVSIO64.sys sub_1105C write-what-where
A vulnerability was detected in BioStar VALKYRIE AURORA 2.10.2411.0800. This vulnerability affects the function sub_1105C of the file BS_RVSIO64.sys of the component IOCTL Handler. The manipulation of the argument PhysicalAddress results in write-what-where c…
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High 8.8CVE-2026-94128 Public exploit
BioStar VIVID LED DJ IOCTL BS_LED64.sys sub_1105C write-what-where
A security vulnerability has been detected in BioStar VIVID LED DJ 4.0.2411.1500. This affects the function sub_1105C of the file BS_LED64.sys of the component IOCTL Handler. The manipulation of the argument AssociatedIrp leads to write-what-where condition. …
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High 7.8
net: skbuff: preserve shared-frag marker during coalescing
In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skb_try_coalesce() can attach paged frags from @from to @to. If @from has SKBFL_SHARED_FRAG set, the resulting @to skb can contain t…
KEV Oct 28, 2026 -
High 7.8
rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpc_input_call_event() and the RESPONSE handler in rxrpc_verify_response() copy the skb to …
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High 8.8
xfrm: esp: avoid in-place decrypt on shared skb frags
In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags MSG_SPLICE_PAGES can attach pages from a pipe directly to an skb. TCP marks such skbs with SKBFL_SHARED_FRAG after skb_splice_from_iter()…
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High 8.2CVE-2024-36877 Public exploit
Micro-Star International Z-series motherboards (Z590, Z490, and Z790) and B-series motherboards (B760, B560, B660, and …