VulnerabilityModified
CVE-2020-14347
This could leak parts of server memory to the X client.
MEDIUM 5.5EPSS 0.39%
Does this matter?
Lower severity and a low EPSS score (0.39%). Track it; it rarely justifies an emergency change on its own.
Description
A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.39% probability · 32th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-665
- Affected
- x.org/x server · debian/debian linux · canonical/ubuntu linux
- Source
- secalert@redhat.com
References
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.htmlBroken Link
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.htmlBroken Link
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00057.htmlMailing List, Third Party Advisory
- https://lists.x.org/archives/xorg-announce/2020-July/003051.htmlMailing List, Patch, Vendor Advisory
- https://security.gentoo.org/glsa/202012-01Third Party Advisory
- https://usn.ubuntu.com/4488-1/Third Party Advisory
- https://usn.ubuntu.com/4488-2/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4758Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/07/31/2Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.htmlBroken Link
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.htmlBroken Link
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00057.htmlMailing List, Third Party Advisory
- https://lists.x.org/archives/xorg-announce/2020-July/003051.htmlMailing List, Patch, Vendor Advisory
- https://security.gentoo.org/glsa/202012-01Third Party Advisory
- https://usn.ubuntu.com/4488-1/Third Party Advisory
- https://usn.ubuntu.com/4488-2/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4758Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/07/31/2Mailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.