CVE-2019-12439
HIGH
7.4
CVSS Score
Published: May 29, 2019 at 02:42 PM UTC
Updated: June 17, 2026 at 02:14 AM UTC
1 product affected across 1 vendorBubblewrap
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Severity
HIGH7.4
Exploit prediction
EPSS 0.6%
Description
bubblewrap.c in Bubblewrap before 0.3.3 misuses temporary directories in /tmp as a mount point. In some particular configurations (related to XDG_RUNTIME_DIR), a local attacker may abuse this flaw to prevent other users from executing bubblewrap or potentially execute code.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 0.3.3
Affected range stops below 0.3.3, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00028.html
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00015.html
- https://access.redhat.com/errata/RHSA-2019:1833
- https://github.com/projectatomic/bubblewrap/commit/efc89e3b939b4bde42c10f065f6b7b02958ed50e
- https://security.gentoo.org/glsa/202006-18
References (8)
Vendor Advisoryx_refsource_SUSE
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00028.htmlVendor Advisoryx_refsource_SUSE
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00015.htmlVendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:1833x_refsource_MISCIssue TrackingThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1695963x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/projectatomic/bubblewrap/commit/efc89e3b939b4bde42c10f065f6b7b02958ed50ex_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/projectatomic/bubblewrap/issues/304x_refsource_MISCRelease NotesThird Party Advisory
Source: [email protected]
https://github.com/projectatomic/bubblewrap/releases/tag/v0.3.3Vendor Advisoryx_refsource_GENTOO
Source: [email protected]
https://security.gentoo.org/glsa/202006-18CVSS
7.4HIGHmitre
- Attack Vector
- LOCAL
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-20
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