drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zwei Probleme in ldb (Aktualisierung)
Name: |
Zwei Probleme in ldb (Aktualisierung) |
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ID: |
USN-4888-2 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 14.04 ESM |
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Datum: |
Fr, 26. März 2021, 00:00 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20277
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27840 |
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Applikationen: |
Samba |
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Update von: |
Zwei Probleme in ldb |
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Originalnachricht |
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --BMxEYC2VGBXIThAQSAV6rpqSuERmTzay7 Content-Type: multipart/mixed; boundary="KtAqKhedMqsEIldkUs29b91mxLBgs1NsZ"; protected-headers="v1" From: Avital Ostromich <avital.ostromich@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <ac2d594b-65f4-2570-6020-85208dad52dc@canonical.com> Subject: [USN-4888-2] ldb vulnerabilities
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========================================================================== Ubuntu Security Notice USN-4888-2 March 25, 2021
ldb vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
Summary:
Several security issues were fixed in ldb.
Software Description: - ldb: LDAP-like embedded database
Details:
USN-4888-1 fixed several vulnerabilities in ldb. This update provides the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain LDAP attributes. A remote attacker could possibly use this issue to cause the LDAP server to crash, resulting in a denial of service. (CVE-2021-20277) Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain DN strings. A remote attacker could use this issue to cause the LDAP server to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-27840)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 14.04 ESM: libldb1 1:1.1.24-0ubuntu0.14.04.2+esm1
After a standard system update you need to restart applications using ldb, such as Samba, to make all the necessary changes.
References: https://ubuntu.com/security/notices/USN-4888-2 https://ubuntu.com/security/notices/USN-4888-1 CVE-2020-27840, CVE-2021-20277
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