Re: [Buildroot] [PATCH 1/1] package/samba4: security bump version to 4.24.5

Julien Olivain via buildroot <[email protected]> Tue, 28 Jul 2026 20:53:46 +0200
Newsgroups net.busybox.buildroot
Message-ID <[email protected]>
On 28/07/2026 19:36, Bernd Kuhls wrote:
> https://www.samba.org/samba/history/samba-4.24.5.html
> 
> This is a security release in order to address the following defects:
> 
> o CVE-2026-6949:
>   TSIG packet with name compression can crash DNS
> 
>    Incorrect size calculations when a TSIG record contains
>    compressed names can lead to a large out-of-bounds write
>    causing the server to crash.
> 
>    https://www.samba.org/samba/security/CVE-2026-6949.html
> 
> o CVE-2026-58216:
>   An authenticated user could possibly crash a KDC process
> 
>    A kpasswd packet that contains malformed ASN.1 might cause
>    the server to access 6 bytes of unallocated memory. This
>    memory is not exposed to the user, but in some
>    circumstances the server could crash.
> 
>    https://www.samba.org/samba/security/CVE-2026-58216.html
> 
> o CVE-2026-58218:
>   DNS signing DoS via TKEY name cache exhaustion
> 
>    An unauthenticated user can repeatedly register names TKEY
>    names, which floods a cache causing legitimate TKEYs to be
>    expunged. This can practically block the use DNS TSIG
>    signing.
> 
>    https://www.samba.org/samba/security/CVE-2026-58218.html
> 
> o CVE-2026-58221:
>   Samba AD authenticated LDAP access domain takeover
> 
>    Samba AD low-privilege authenticated LDAP access allows
>    modifications to internal LDB special DNs, which permits a
>    domain takeover.
> 
>    https://www.samba.org/samba/security/CVE-2026-58221.html
> 
> o CVE-2026-58222:
>   Samba AD LDAP Compare filter injection and trusted-request
>    confusion disclose protected attributes
> 
>    An ordinary authenticated domain user can bypass access
>    checks and query confidential Active Directory attributes
>    (such as KDS root keys) via LDAP Compare requests. Due to a
>    filter injection flaw and trusted execution context, the
>    LDAP Compare operation can be turned into a
>    protected-attribute disclosure oracle.
> 
>    https://www.samba.org/samba/security/CVE-2026-58222.html
> 
> o CVE-2026-58224:
>   The CTDB protocol has bounds checking issues
> 
>    CTDB fails to do integrity checking of received packets.
>    This includes failure to check field lengths against packet
>    lengths when unmarshalling packets.
> 
>    https://www.samba.org/samba/security/CVE-2026-58224.html
> 
> Signed-off-by: Bernd Kuhls <[email protected]>

Applied to master, thanks.
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