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USN-5892-1: NSS vulnerabilities

27 February 2023

Several security issues were fixed in NSS.

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Releases

Packages

  • nss - Network Security Service library

Details

It was discovered that NSS incorrectly handled client authentication
without a user certificate in the database. A remote attacker could
possibly use this issue to cause a NSS client to crash, resulting in a
denial of service. This issue only affected Ubuntu 22.10. (CVE-2022-3479)

Christian Holler discovered that NSS incorrectly handled certain PKCS 12
certificated bundles. A remote attacker could use this issue to cause NSS
to crash, leading to a denial of service, or possibly execute arbitrary
code. (CVE-2023-0767)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 22.10
Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04

After a standard system update you need to restart any applications that
use NSS to make all the necessary changes.

Related notices

  • USN-5880-1: firefox-locale-eo, firefox-locale-ast, firefox-locale-ru, firefox-locale-cy, firefox-locale-pt, firefox-locale-ne, firefox-locale-el, firefox-locale-vi, firefox-locale-an, firefox-locale-mk, firefox-locale-lv, firefox-locale-lg, firefox-locale-cak, firefox-locale-sl, firefox-locale-ca, firefox-locale-uz, firefox-locale-es, firefox-locale-sw, firefox-locale-hu, firefox-locale-ml, firefox-locale-ia, firefox-locale-si, firefox-locale-is, firefox-locale-te, firefox-locale-uk, firefox-locale-sk, firefox-locale-ga, firefox-locale-it, firefox-locale-hr, firefox-locale-af, firefox-locale-km, firefox-locale-ko, firefox-locale-csb, firefox-locale-th, firefox-locale-br, firefox-locale-gu, firefox, firefox-locale-nl, firefox-locale-nso, firefox-mozsymbols, firefox-locale-sq, firefox-locale-lt, firefox-locale-cs, firefox-locale-kn, firefox-locale-as, firefox-locale-fy, firefox-locale-ur, firefox-locale-oc, firefox-locale-mn, firefox-locale-eu, firefox-locale-hi, firefox-locale-ku, firefox-locale-da, firefox-locale-et, firefox-locale-kab, firefox-locale-sr, firefox-locale-pl, firefox-locale-ms, firefox-locale-hy, firefox-locale-pa, firefox-locale-ro, firefox-locale-bg, firefox-locale-zu, firefox-locale-fi, firefox-locale-zh-hans, firefox-locale-mai, firefox-locale-id, firefox-locale-fa, firefox-locale-ka, firefox-locale-or, firefox-locale-kk, firefox-dev, firefox-locale-sv, firefox-locale-he, firefox-locale-tr, firefox-locale-xh, firefox-locale-ta, firefox-geckodriver, firefox-locale-zh-hant, firefox-locale-de, firefox-locale-gl, firefox-locale-az, firefox-locale-bn, firefox-locale-be, firefox-locale-hsb, firefox-locale-ja, firefox-locale-my, firefox-locale-gd, firefox-locale-bs, firefox-locale-mr, firefox-locale-ar, firefox-locale-fr, firefox-locale-nn, firefox-locale-nb, firefox-locale-gn, firefox-locale-en, firefox-locale-szl
  • USN-5892-2: libnss3-nssdb, nss, libnss3-tools, libnss3-dev, libnss3, libnss3-1d
  • USN-5943-1: thunderbird-locale-cs, thunderbird-locale-hr, thunderbird-locale-ko, thunderbird-locale-ca, thunderbird-locale-hy, thunderbird-locale-bn, thunderbird-locale-cy, thunderbird-locale-es-ar, thunderbird-locale-ka, thunderbird-locale-zh-tw, thunderbird-locale-fr, thunderbird-locale-ar, thunderbird-locale-cak, thunderbird-locale-ru, thunderbird-locale-pl, thunderbird-locale-si, thunderbird-locale-fy, thunderbird-locale-en-gb, thunderbird-locale-hu, xul-ext-gdata-provider, xul-ext-calendar-timezones, thunderbird-locale-es-es, thunderbird-locale-eu, thunderbird-mozsymbols, thunderbird-locale-es, thunderbird-locale-kab, thunderbird-locale-af, thunderbird-locale-sq, thunderbird-locale-th, thunderbird-locale-fa, thunderbird-locale-pt-br, thunderbird-locale-nb, thunderbird-dev, thunderbird-locale-pt, thunderbird-locale-sv, thunderbird-locale-nb-no, thunderbird-locale-rm, thunderbird-locale-gl, thunderbird-locale-tr, thunderbird-locale-sl, thunderbird-locale-ta, thunderbird-locale-it, thunderbird-locale-nn, thunderbird-locale-br, thunderbird-locale-da, thunderbird-locale-ta-lk, thunderbird-locale-sr, thunderbird-locale-vi, thunderbird-locale-dsb, thunderbird-locale-nn-no, thunderbird-locale-gd, thunderbird-locale-bg, thunderbird-locale-pa, thunderbird-locale-mk, thunderbird-locale-be, thunderbird-locale-ast, thunderbird-locale-en-us, thunderbird-locale-lv, thunderbird-locale-ja, thunderbird-locale-uz, thunderbird, thunderbird-locale-kk, thunderbird-locale-el, thunderbird-locale-de, thunderbird-locale-lt, thunderbird-locale-pa-in, thunderbird-locale-zh-cn, thunderbird-locale-uk, thunderbird-locale-sk, thunderbird-locale-zh-hant, thunderbird-locale-en, thunderbird-locale-ga-ie, thunderbird-locale-et, thunderbird-locale-fi, thunderbird-locale-ga, thunderbird-locale-he, thunderbird-locale-sv-se, thunderbird-gnome-support, thunderbird-locale-zh-hans, thunderbird-locale-is, thunderbird-locale-pt-pt, thunderbird-locale-ro, thunderbird-locale-ms, thunderbird-locale-fy-nl, thunderbird-locale-nl, thunderbird-locale-bn-bd, thunderbird-locale-hsb, thunderbird-locale-id, xul-ext-lightning