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An issue was discovered in the string-interner crate before 0.7.1 for Rust. It allows attackers to read from memory locations associated with dangling pointers, because of a cloning flaw.
An issue was discovered in the string-interner crate before 0.7.1 for Rust. It allows attackers to read from memory locations associated with dangling pointers, because of a cloning flaw.
CVSS 3.1 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
CVSS 2.0 Base Score 5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N).
The following example demonstrates the weakness.
}free(buf3R2);The following code illustrates a use after free error:
}free(ptr);logError("operation aborted before commit", ptr);When an error occurs, the pointer is immediately freed. However, this pointer is later incorrectly used in the logError function.
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