Debian dsa-6573 : firefox-esr - security update
| Reporter | Title | Published | Views | Family All 39 |
|---|---|---|---|---|
| CVE-2026-113470 | 20 Oct 202613:09 | – | circl | |
| CVE-2026-113470 | 20 Oct 202612:58 | – | cve | |
| CVE-2026-113470 Cryptographic issue in the Security Block-lists, Allow-lists, and other State component | 20 Oct 202612:58 | – | cvelist | |
| [SECURITY] [DLA 4847-1] firefox-esr security update | 21 Oct 202613:25 | – | debian | |
| [SECURITY] [DSA 6573-1] firefox-esr security update | 21 Oct 202612:49 | – | debian | |
| CVE-2026-113470 | 20 Oct 202612:58 | – | debiancve | |
| ca-certificates security update | 20 Oct 202600:00 | – | oraclelinux | |
| ca-certificates security update | 20 Oct 202600:00 | – | oraclelinux | |
| ca-certificates security update | 20 Oct 202600:00 | – | oraclelinux | |
| EUVD-2026-104991 | 20 Oct 202612:58 | – | euvd |
10
| Source | Link |
|---|---|
| nessus | www.nessus.org/u |
| security-tracker | www.security-tracker.debian.org/tracker/CVE-2026-113470 |
| packages | www.packages.debian.org/source/trixie/firefox-esr |
| cve | www.cve.mitre.org/cgi-bin/cvename.cgi |
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# (C) Tenable, Inc.
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advisory.
- -------------------------------------------------------------------------
Debian Security Advisory DSA-6573-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
October 21, 2026 https://www.debian.org/security/faq
- -------------------------------------------------------------------------
Package : firefox-esr
CVE ID : CVE-2026-113470
This update blocks compromised intermediate certificates issued by the
eMudhra CA.
Most users will have these certs already blocked by the OneCRL feature
provided by Firefox. This update blocks the certificates also for
installations which have RemoteSettings disabled or which are unable to
connect to the revocation backend service due to network constraints.
For the stable distribution (trixie), this problem has been fixed in
version 153.5.1esr-1~deb13u1.
We recommend that you upgrade your firefox-esr packages.
For the detailed security status of firefox-esr please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/firefox-esr
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]
Tenable has extracted the preceding description block directly from the Debian security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
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{'release': '13.0', 'prefix': 'firefox-esr-l10n-gu-in', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-he', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-hi-in', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-hr', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-hsb', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-hu', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-hy-am', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ia', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-id', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-is', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-it', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ja', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ka', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-kab', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-kk', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-km', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-kn', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ko', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-lij', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-lt', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-lv', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-mk', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-mr', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ms', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-my', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-nb-no', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ne-np', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-nl', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-nn-no', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-oc', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-pa-in', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-pl', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-pt-br', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-pt-pt', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-rm', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ro', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ru', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-sat', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-sc', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-sco', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-si', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-sk', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-skr', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-sl', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-son', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-sq', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-sr', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-sv-se', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-szl', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ta', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-te', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-tg', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-th', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-tl', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-tr', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-trs', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-uk', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-ur', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-uz', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-vi', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-xh', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-zh-cn', 'reference': '153.5.1esr-1~deb13u1'},
{'release': '13.0', 'prefix': 'firefox-esr-l10n-zh-tw', 'reference': '153.5.1esr-1~deb13u1'}
];
var flag = 0;
foreach package_array ( pkgs ) {
var _release = NULL;
var prefix = NULL;
var reference = NULL;
if (!empty_or_null(package_array['release'])) _release = package_array['release'];
if (!empty_or_null(package_array['prefix'])) prefix = package_array['prefix'];
if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
if (_release && prefix && reference) {
if (deb_check(release:_release, prefix:prefix, reference:reference)) flag++;
}
}
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : deb_report_get()
);
exit(0);
}
else
{
var tested = deb_pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'firefox-esr / firefox-esr-l10n-ach / firefox-esr-l10n-af / etc');
}
Data
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21 Oct 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.4
EPSS0.00198
SSVC