Code injection

Service Workers did not detect Private Browsing Mode correctly in all cases, which could have led to Service Workers being written to disk for websites visited in Private Browsing Mode. This would not have persisted them in a state where they would run again, but it would have leaked Private...

Design/Logic Flaw

Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a media file. This vulnerability affects Firefox ESR 102.5,...

CVE-2022-42930

Mozilla Firefox prior to version 106 is affected by a data race in the ThirdPartyUtil component when two Workers initialize CacheStorage concurrently. The vulnerability could lead to memory corruption or a potentially exploitable crash. The fix is included in Firefox 106 (per MFSA2022-44). Mitiga...

CVE-2022-45403

CVE-2022-45403 describes a vulnerability where Service Workers could infer the size of cross-origin media by correlating timing information with Range requests, potentially exposing presence/length of a media file. Affected: Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox

CVE-2022-45417

Service Workers did not detect Private Browsing Mode correctly in all cases, which could have led to Service Workers being written to disk for websites visited in Private Browsing Mode. This would not have persisted them in a state where they would run again, but it would have leaked Private...

CVE-2022-22760

When importing resources using Web Workers, error messages would distinguish the difference between application/javascript responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox 97, Thunderbird 91.6, and Firefox ESR 91...

CVE-2022-22760

When importing resources using Web Workers, error messages would distinguish the difference between application/javascript responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox 97, Thunderbird 91.6, and Firefox ESR 91...

CVE-2022-45403

Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a media file. This vulnerability affects Firefox ESR 102.5,...

CVE-2022-45417

Service Workers did not detect Private Browsing Mode correctly in all cases, which could have led to Service Workers being written to disk for websites visited in Private Browsing Mode. This would not have persisted them in a state where they would run again, but it would have leaked Private...

CVE-2022-45417

The CVE-2022-45417 entry corresponds to Mozilla Firefox prior to version 107, where Service Workers failed to detect Private Browsing Mode in all cases. This could cause Service Workers to be written to disk for sites visited in Private Browsing Mode, potentially leaking Private Browsing details ...

CVE-2022-22760

CVE-2022-22760: A cross-origin information disclosure in Firefox/Thunderbird arises when importing resources via Web Workers, where error messages could reveal whether a response is JavaScript (application/javascript) or not. Affected: Firefox < 97, Thunderbird < 91.6, and Firefox ESR

CVE-2022-45403

Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a media file. This vulnerability affects Firefox ESR 102.5,...

CVE-2022-22760

When importing resources using Web Workers, error messages would distinguish the difference between application/javascript responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox 97, Thunderbird 91.6, and Firefox ESR 91...

CVE-2022-45403

Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a media file. This vulnerability affects Firefox ESR 102.5,...

CVE-2022-45417

Service Workers did not detect Private Browsing Mode correctly in all cases, which could have led to Service Workers being written to disk for websites visited in Private Browsing Mode. This would not have persisted them in a state where they would run again, but it would have leaked Private...

CVE-2022-22760

When importing resources using Web Workers, error messages would distinguish the difference between application/javascript responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox 97, Thunderbird 91.6, and Firefox ESR 91...

CVE-2022-45403

Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a media file. This vulnerability affects Firefox ESR 102.5,...

Mozilla: Service Workers might have learned size of cross-origin media files

The Mozilla Foundation Security Advisory describes this flaw as: Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a...

Mozilla: Service Workers might have learned size of cross-origin media files

The Mozilla Foundation Security Advisory describes this flaw as: Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a...

RHEL 9 : firefox (RHSA-2022:8979)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2022:8979 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox...