CVE-2020-36426

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

An issue was discovered in Arm Mbed TLS before 2.24.0. mbedtls_x509_crl_parse_der has a buffer over-read (of one byte).

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published
Jul 19, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2020

CVE-2020-364275.5GNOME gThumb before 3.10.1 allows an application crash via a malformed JPEG image.CVE-2020-364288.8matio (aka MAT File I/O Library) 1.5.18 through 1.5.21 has a heap-based buffer overflow in ReadInt32DataDouble (called from ReadInt32Data anCVE-2020-364295.5Variant_encodeJson in open62541 1.x before 1.0.4 has an out-of-bounds write for a large recursion depth.CVE-2020-36435.5u'Information disclosure issue can occur due to partial secure display-touch session tear-down' in Snapdragon Auto, Snapdragon Compute, SnapCVE-2020-364307.8libass 0.15.x before 0.15.1 has a heap-based buffer overflow in decode_chars (called from decode_font and process_text) because the wrong inCVE-2020-364315.5Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm.CVE-2020-364329.8An issue was discovered in the alg_ds crate through 2020-08-25 for Rust. There is a drop of uninitialized memory in Matrix::new().CVE-2020-364337.5An issue was discovered in the chunky crate through 2020-08-25 for Rust. The Chunk API does not honor an alignment requirement.CVE-2020-364349.8An issue was discovered in the sys-info crate before 0.8.0 for Rust. sys_info::disk_info calls can trigger a double free.CVE-2020-364358.1An issue was discovered in the ruspiro-singleton crate before 0.4.1 for Rust. In Singleton, Send and Sync do not have bounds checks.CVE-2020-364368.1An issue was discovered in the unicycle crate before 0.7.1 for Rust. PinSlab<T> and Unordered<T, S> do not have bounds on their Send and SynCVE-2020-364378.1An issue was discovered in the conqueue crate before 0.4.0 for Rust. There are unconditional implementations of Send and Sync for QueueSende
CVE-2020-36426: High severity, CVSS 7.5 | Vulnix