On Linux, if the secure computing mode BPF (seccomp-bpf) filter is running when the Gecko Media Plugin sandbox is started, the sandbox fails to be applied and items that would run within the sandbox are run protected only by the running filter which is typically weak compared to the sandbox
Published Jun 11, 2018
5.3
MEDIUMCVSS 3.0
EPSS 1.44%
Description
On Linux, if the secure computing mode BPF (seccomp-bpf) filter is running when the Gecko Media Plugin sandbox is started, the sandbox fails to be applied and items that would run within the sandbox are run protected only by the running filter which is typically weak compared to the sandbox. Note: this issue only affects Linux. Other operating systems are not affected. This vulnerability affects Firefox < 52 and Thunderbird < 52.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<52
- Version
-
- Version unspecifiedStatusaffectedConstraints<52
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Firefox | n/a |
| ||||||
| Mozilla | Thunderbird | n/a |
|
Configuration 1
Running on/with
- n/a
Configuration 2
- < 52.0
Running on/with
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
AV:N/AC:L/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.44% (0.01435) | 72.13th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.44% (0.01435) | 71.91th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.31% (0.00311) | 70.38th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.31% (0.00311) | 69.27th | v3 (v2023.03.01) |
| Dec 12, 2023 | 0.31% (0.00311) | 66.74th | v3 (v2023.03.01) |
| Nov 2, 2023 | 0.43% (0.00425) | 71.53th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.54% (0.00540) | 74.38th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.56% (0.00564) | 74.35th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.25% (0.01247) | 30.57th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.25% (0.01247) | 0.00th | v1 |
References (5)
- http://www.securityfocus.com/bid/96694 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037966 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1257361 x_refsource_CONFIRMIssue TrackingPatchVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-05/ x_refsource_CONFIRMVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-09/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/96694 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1037966 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1257361 | x_refsource_CONFIRMIssue TrackingPatchVendor Advisory | |
| https://www.mozilla.org/security/advisories/mfsa2017-05/ | x_refsource_CONFIRMVendor Advisory | |
| https://www.mozilla.org/security/advisories/mfsa2017-09/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.