CVE-2022-38495 LIEF vulnerable to heap based buffer overflow via print_binary function
A heap-buffer overflow in the LIEF library allows attackers to execute arbitrary code or cause denial of service via crafted Mach-O binaries.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-38495?
CVE-2022-38495 is a high-severity memory corruption vulnerability in n/a, published on 13 Sep 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
LIEF commit 365a16a was discovered to contain a heap-buffer overflow via the function print_binary at /c/macho_reader.c.
Weakness: CWE-787
Which versions are affected by CVE-2022-38495?
3 open source packages ship an affected version, including lief. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
lief PyPI | All versions to 0.12.1 | None |
lief PyPI | All versions to 0.12.1 | None |
lief PyPI | All versions | 0.12.1 |
Products include Lief-Project Lief.
How do I fix CVE-2022-38495?
Upgrade lief to 0.12.1 or later.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-38495 being exploited?
There is no known exploitation of CVE-2022-38495 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2021-32297 LIEF heap-buffer-overflow
- CVE-2022-38306 LIEF vulnerable to heap based buffer overflow
- CVE-2022-43171 LIEF heap buffer overflow in the LIEF::MachO::BinaryParser::parse_dyldinfo_generic_bind
- CVE-2022-40922 LIEF vulnerable to denial of service through segmentation fault
- CVE-2022-40923 LIEF vulnerable to denial of service through segmentation fault
Sources
Also known as GHSA-42vg-2q93-fj6j, PYSEC-2022-276, UBUNTU-CVE-2022-38495.