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7.8 High

CVE-2021-3939 Ubuntu-specific modifications to accountsservice (in patch file debian/patches/0010-set-language.patch) caused the…

Description

Ubuntu-specific modifications to accountsservice (in patch file debian/patches/0010-set-language.patch) caused the fallback_locale variable, pointing to static storage, to be freed, in the user_change_language_authorized_cb function. This is reachable via the SetLanguage dbus function. This is fixed in versions 0.6.55-0ubuntu12~20.04.5, 0.6.55-0ubuntu13.3, 0.6.55-0ubuntu14.1.

Affected products and versions

Product Affected versions Fixed in
accountsservice 0.6 0.6.55-0ubuntu13 → < 0.6.55-0ubuntu14.1 0.6.55-0ubuntu13.3

References

Timeline

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