dbus: `_dbus_marshal_byteswap` doesn't process fds in messages with "foreign" endianness correctly
Published Oct 9, 2022
6.5
MEDIUMCVSS 3.1
EPSS 1.41%
Description
An issue was discovered in D-Bus before 1.12.24, 1.13.x and 1.14.x before 1.14.4, and 1.15.x before 1.15.2. An authenticated attacker can cause dbus-daemon and other programs that use libdbus to crash by sending a message with attached file descriptors in an unexpected format.
Affected products
No data.
Configuration 1
- < 1.12.24
- ≥ 1.13.0 · < 1.14.4
- ≥ 1.15.0 · < 1.15.2
Configuration 2
- 35
- 36
- 37
No data.
Red Hat Enterprise Linux 8
dbus-1:1.12.8-23.el8_7.1
Fixed · RHSA-2023:0096
Red Hat Enterprise Linux 8
dbus-1:1.12.8-23.el8_7.1
Fixed · RHSA-2023:0096
Red Hat Enterprise Linux 8.6 Extended Update Support
dbus-1:1.12.8-18.el8_6.2
Fixed · RHSA-2022:8812
Red Hat Enterprise Linux 9
dbus-1:1.12.20-7.el9_1
Fixed · RHSA-2023:0335
Red Hat Enterprise Linux 9
dbus-1:1.12.20-7.el9_1
Fixed · RHSA-2023:0335
Red Hat Enterprise Linux 9.0 Extended Update Support
dbus-1:1.12.20-5.el9_0.1
Fixed · RHSA-2022:8977
Red Hat Enterprise Linux 6
dbus
Out of support scope
Red Hat Enterprise Linux 7
dbus
Out of support scope
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 8 | dbus-1:1.12.8-23.el8_7.1 | Fixed | RHSA-2023:0096 |
| Red Hat Enterprise Linux 8 | dbus-1:1.12.8-23.el8_7.1 | Fixed | RHSA-2023:0096 |
| Red Hat Enterprise Linux 8.6 Extended Update Support | dbus-1:1.12.8-18.el8_6.2 | Fixed | RHSA-2022:8812 |
| Red Hat Enterprise Linux 9 | dbus-1:1.12.20-7.el9_1 | Fixed | RHSA-2023:0335 |
| Red Hat Enterprise Linux 9 | dbus-1:1.12.20-7.el9_1 | Fixed | RHSA-2023:0335 |
| Red Hat Enterprise Linux 9.0 Extended Update Support | dbus-1:1.12.20-5.el9_0.1 | Fixed | RHSA-2022:8977 |
| Red Hat Enterprise Linux 6 | dbus | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | dbus | Out of support scope | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Jan 22, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.41% (0.01405) | 71.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.31% (0.01310) | 66.81th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.09% (0.00086) | 22.68th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.12% (0.00123) | 48.33th | v3 (v2023.03.01) |
| May 30, 2024 | 0.12% (0.00123) | 46.68th | v3 (v2023.03.01) |
| May 1, 2024 | 0.11% (0.00113) | 44.16th | v3 (v2023.03.01) |
| Jan 14, 2024 | 0.09% (0.00090) | 37.82th | v3 (v2023.03.01) |
| Dec 28, 2023 | 0.09% (0.00086) | 35.79th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.08% (0.00080) | 33.73th | v3 (v2023.03.01) |
| Oct 16, 2023 | 0.09% (0.00086) | 35.72th | v3 (v2023.03.01) |
| Sep 9, 2023 | 0.06% (0.00062) | 24.52th | v3 (v2023.03.01) |
| May 4, 2023 | 0.05% (0.00051) | 17.85th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00049) | 15.55th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Feb 23, 2023 | 0.95% (0.00950) | 32.19th | v2 (v2022.01.01) |
| Dec 28, 2022 | 6.73% (0.06726) | 91.32th | v2 (v2022.01.01) |
| Oct 27, 2022 | 0.95% (0.00950) | 31.10th | v2 (v2022.01.01) |
| Oct 15, 2022 | 0.89% (0.00890) | 28.97th | v2 (v2022.01.01) |
| Oct 10, 2022 | 0.89% (0.00885) | 26.51th | v2 (v2022.01.01) |
References (10)
- https://access.redhat.com/security/cve/CVE-2022-42012 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2133618 Issue Tracking
- https://gitlab.freedesktop.org/dbus/dbus/-/issues/417 ExploitIssue TrackingPatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E4CO7N226I3X5FNBR2MACCH6TS764VJP/ vendor-advisoryMailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ND74SKN56BCYL3QLEAAB6E64UUBRA5UG/ vendor-advisoryMailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SQCSLMCK2XGX23R2DKW2MSAICQAK6MT2/ vendor-advisoryMailing List
- https://nvd.nist.gov/vuln/detail/CVE-2022-42012
- https://security.gentoo.org/glsa/202305-08 vendor-advisoryThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2022-42012
- https://www.openwall.com/lists/oss-security/2022/10/06/1 Mailing ListPatchThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2022-42012 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2133618 | Issue Tracking | |
| https://gitlab.freedesktop.org/dbus/dbus/-/issues/417 | ExploitIssue TrackingPatchThird Party Advisory | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E4CO7N226I3X5FNBR2MACCH6TS764VJP/ | vendor-advisoryMailing List | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ND74SKN56BCYL3QLEAAB6E64UUBRA5UG/ | vendor-advisoryMailing List | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SQCSLMCK2XGX23R2DKW2MSAICQAK6MT2/ | vendor-advisoryMailing List | |
| https://nvd.nist.gov/vuln/detail/CVE-2022-42012 | ||
| https://security.gentoo.org/glsa/202305-08 | vendor-advisoryThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2022-42012 | ||
| https://www.openwall.com/lists/oss-security/2022/10/06/1 | Mailing ListPatchThird Party Advisory |
Change history (0)
No recorded changes yet.