ALT-BU-2021-4313-1
Branch c9f2 update bulletin.
Closed vulnerabilities
BDU:2021-03997
Уязвимость компонента Key Distribution Center (KDC) сетевого протокола аутентификации Kerberos, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2024-11-21
CVE-2021-36222
ec_verify in kdc/kdc_preauth_ec.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.4 and 1.19.x before 1.19.2 allows remote attackers to cause a NULL pointer dereference and daemon crash. This occurs because a return value is not properly managed in a certain situation.
- https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562
- https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562
- https://github.com/krb5/krb5/releases
- https://github.com/krb5/krb5/releases
- https://security.netapp.com/advisory/ntap-20211022-0003/
- https://security.netapp.com/advisory/ntap-20211022-0003/
- https://security.netapp.com/advisory/ntap-20211104-0007/
- https://security.netapp.com/advisory/ntap-20211104-0007/
- https://web.mit.edu/kerberos/advisories/
- https://web.mit.edu/kerberos/advisories/
- DSA-4944
- DSA-4944
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
Closed vulnerabilities
BDU:2022-06245
Уязвимость пакета программ сетевого взаимодействия Samba, связанная с ошибками разыменования указателя, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2024-11-21
CVE-2021-3671
A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ (Ticket Granting Server - Request). An authenticated user could use this flaw to crash the samba server.
- https://bugzilla.redhat.com/show_bug.cgi?id=2013080%2C
- https://bugzilla.redhat.com/show_bug.cgi?id=2013080%2C
- https://bugzilla.samba.org/show_bug.cgi?id=14770%2C
- https://bugzilla.samba.org/show_bug.cgi?id=14770%2C
- https://github.com/heimdal/heimdal/commit/04171147948d0a3636bc6374181926f0fb2ec83a
- https://github.com/heimdal/heimdal/commit/04171147948d0a3636bc6374181926f0fb2ec83a
- [debian-lts-announce] 20221126 [SECURITY] [DLA 3206-1] heimdal security update
- [debian-lts-announce] 20221126 [SECURITY] [DLA 3206-1] heimdal security update
- https://security.netapp.com/advisory/ntap-20221215-0002/
- https://security.netapp.com/advisory/ntap-20221215-0002/
- https://security.netapp.com/advisory/ntap-20230216-0008/
- https://security.netapp.com/advisory/ntap-20230216-0008/
- DSA-5287
- DSA-5287
Closed bugs
Segmentation fault при отсутствии билета Kerberos