[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

[SECURITY] [DSA 5504-1] bind9 security update



-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

- -------------------------------------------------------------------------
Debian Security Advisory DSA-5504-1                   [email protected]
https://www.debian.org/security/                     Salvatore Bonaccorso
September 22, 2023                    https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package        : bind9
CVE ID         : CVE-2023-3341 CVE-2023-4236
Debian Bug     : 1052416 1052417

Several vulnerabilities were discovered in BIND, a DNS server
implementation.

CVE-2023-3341

    A stack exhaustion flaw was discovered in the control channel code
    which may result in denial of service (named daemon crash).

CVE-2023-4236

    Robert Story discovered that a flaw in the networking code handling
    DNS-over-TLS queries could cause named to terminate unexpectedly due
    to an assertion failure, resulting in denial of service when under
    high DNS-over-TLS query load conditions.

For the oldstable distribution (bullseye), these problems have been fixed
in version 1:9.16.44-1~deb11u1. The oldstable distribution (bullseye) is
only affected by CVE-2023-3341.

For the stable distribution (bookworm), these problems have been fixed in
version 1:9.18.19-1~deb12u1.

We recommend that you upgrade your bind9 packages.

For the detailed security status of bind9 please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/bind9

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]
-----BEGIN PGP SIGNATURE-----
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=Q0Oq
-----END PGP SIGNATURE-----


Reply to: