CVE-2023-52339

libebml: In libebml before 1.4.5, an integer overflow in MemIOCallback.cpp can occur when reading or writing

CVE-2023-52339 is fixed in 3 products on 1 platform, first by libebml4v5 1.3.5-2ubuntu0.1+esm1, released January 11, 2024. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
6.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0110
65th percentile

In libebml before 1.4.5, an integer overflow in MemIOCallback.cpp can occur when reading or writing. It may result in buffer overflows.

Where it's fixed

ProductFixed inFixReleased
Linux
libebml · Debian 11.6 (bullseye) 1.4.2-1+deb11u1 DLA-4023-1 Jan 20, 2025
libebml · Debian 12.15 (bookworm) 1.4.4-1+deb12u1 DEBIAN-CVE-2023-52339 Jan 12, 2024
libebml · Debian 13.5 (trixie) 1.4.5-1 DEBIAN-CVE-2023-52339 Jan 12, 2024
libebml · Debian 14 1.4.5-1 DEBIAN-CVE-2023-52339 Jan 12, 2024
libebml4v5 · Ubuntu 18.04.6 LTS (bionic) 1.3.5-2ubuntu0.1+esm1 libebml4v5 1.3.5-2ubuntu0.1+esm1 Jan 11, 2024
libebml4v5 · Ubuntu 20.04 LTS (focal) 1.3.10-1ubuntu0.1~esm1 libebml4v5 1.3.10-1ubuntu0.1~esm1 Jan 11, 2024
libebml5 · Ubuntu 22.04.1 LTS (jammy) 1.4.2-2ubuntu0.1~esm1 libebml5 1.4.2-2ubuntu0.1~esm1 Jan 11, 2024

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