title: 389-ds-base: a heap overflow leading to denail-of-servce while writing a value larger than 256 chars (in log_entry_attr)
description: A heap overflow flaw was found in 389-ds-base. This issue leads to a denial of service when writing a value larger than 256 chars in log_entry_attr.
problem types: Heap-based Buffer Overflow
affected:
{
product: 389-ds-base
vendor: n/a
versions:
version: 2.2.0, status: unaffected
}
{
vendor: Red Hat
product: Red Hat Directory Server 11.7 for RHEL 8
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: redhat-ds:11
defaultStatus: affected
versions:
version: 8080020240306153507.f969626e, lessThan: *, versionType: rpm, status: unaffected
cpe: cpe:/a:redhat:directory_server:11.7::el8
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.6 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: 389-ds:1.4
defaultStatus: affected
versions:
version: 8060020240213164457.824efc52, lessThan: *, versionType: rpm, status: unaffected
cpe: cpe:/a:redhat:rhel_eus:8.6::appstream
}
{
vendor: Red Hat
product: Red Hat Directory Server 12
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: redhat-ds:12/389-ds-base
defaultStatus: affected
cpes: cpe:/a:redhat:directory_server:12
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 6
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: 389-ds-base
defaultStatus: unknown
cpes: cpe:/o:redhat:enterprise_linux:6
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 7
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: 389-ds-base
defaultStatus: unknown
cpes: cpe:/o:redhat:enterprise_linux:7
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: 389-ds:1.4/389-ds-base
defaultStatus: affected
cpes: cpe:/o:redhat:enterprise_linux:8
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: 389-ds-base
defaultStatus: affected
cpes: cpe:/o:redhat:enterprise_linux:9
}
{
product: Fedora
vendor: Fedora
collectionURL: https://packages.fedoraproject.org/
packageName: 389-ds-base
defaultStatus: affected
}
metrics:
other: [
content: {'value': 'Moderate', 'namespace': 'https://access.redhat.com/security/updates/classification/'}
type: Red Hat severity rating
]
workarounds: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.