VulnerabilityModified
CVE-2022-46343
A vulnerability was found in X.Org.
HIGH 8.8EPSS 2.37%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.37%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A vulnerability was found in X.Org. This security flaw occurs because the handler for the ScreenSaverSetAttributes request may write to memory after it has been freed. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.37% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- x.org/x server · fedoraproject/fedora · debian/debian linux
- Source
- secalert@redhat.com
References
- https://access.redhat.com/security/cve/CVE-2022-46343Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2151758Issue Tracking, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5NELB7YDWRABYYBG4UPTHRBDTKJRV5M2/Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DXDF2O5PPLE3SVAJJYUOSAD5QZ4TWQ2G/Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z67QC4C3I2FI2WRFIUPEHKC36J362MLA/Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202305-30
- https://www.debian.org/security/2022/dsa-5304Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2022-46343Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2151758Issue Tracking, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5NELB7YDWRABYYBG4UPTHRBDTKJRV5M2/Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DXDF2O5PPLE3SVAJJYUOSAD5QZ4TWQ2G/Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z67QC4C3I2FI2WRFIUPEHKC36J362MLA/Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202305-30
- https://www.debian.org/security/2022/dsa-5304Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.