CVE-2026-103877 Apache Directory LDAP API: Unsafe loading of Java code from LDAP schema elements

Deserialization of Untrusted Data vulnerability in Apache Directory LDAP API. A rogue/compromised LDAP server or pre-TLS MITM can answer a client's loadSchema subschema search with a schema object that contains a serialized Java class, allowing some potential RCE. This issue affects Apache...

PYSEC-2026-912 Denial of Service in python-ldap

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

Medium: python-ldap

Issue Overview: python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could...

EulerOS Virtualization 2.9.1 : python-ldap (EulerOS-SA-2023-1200)

According to the versions of the python-ldap packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions,...

EulerOS Virtualization 2.10.1 : python-ldap (EulerOS-SA-2022-2940)

According to the versions of the python-ldap package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions,...

SUSE-SU-2022:4240-1 Security update for sudo

This update for sudo fixes the following issues: Security fixes: - CVE-2022-43995: Fixed a potential heap-based buffer over-read when entering a password of seven characters or fewer and using the crypt password backend bsc1204986. Other: - Make sure SIGCHLD is not ignored when sudo is executed;...

EulerOS 2.0 SP10 : python-ldap (EulerOS-SA-2022-2694)

According to the versions of the python-ldap package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regula...

OESA-2022-1809 python-ldap security update

python-ldap provides an object-oriented API for working with LDAP within Python programs. It allows access to LDAP directory servers by wrapping the OpenLDAP 2.x libraries, and contains modules for other LDAP-related tasks including processing LDIF, LDAPURLs, LDAPv3 schema, etc.. Security Fixes:...

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions because of a regular expression denial of service (ReDoS) flaw in the LDAP schema parser. By sending crafted regex input a remote authenticated attacker could exploit this vulnerability to cause a denial of service condition.

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CVE-2021-46823

A flaw was found in python-ldap. The vulnerability occurs due to a regular expression and leads to a denial of service attack. This flaw allows an attacker to parse LDAP schema definitions from an untrusted source, leading to a crash or code execution. Mitigation Check input for an excessive amou...

Denial of Service in python-ldap

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

AZL-9960 CVE-2021-46823 affecting package python-ldap for versions less than 3.4.0-1

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

CVE-2021-46823

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

CVE-2021-46823

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

DEBIAN-CVE-2021-46823

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

CVE-2021-46823

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

UBUNTU-CVE-2021-46823

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

Race condition

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

CVE-2021-46823

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...

CVE-2021-46823

python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service ReDoS flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this...