How severe is CVE-2015-8946?

CVE-2015-8946 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2015-8946 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8946?

CVE-2015-8946 primarily affects Ecryptfs Ecryptfs-utils. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-8946?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-8946 published?

CVE-2015-8946 was published on 2016-07-22 and last updated on 2026-06-17.

CVE-2015-8946

CVE-2015-8946 is a low-severity vulnerability in Ecryptfs Ecryptfs-utils with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Ecryptfs Ecryptfs-utils
Published: 2016-07-22
Last modified: 2026-06-17

Description

ecryptfs-setup-swap in eCryptfs before 111 does not prevent the unencrypted swap partition from activating during boot when using GPT partitioning and certain versions of systemd, which allows local users to obtain sensitive information via unspecified vectors.

Frequently asked questions

What is CVE-2015-8946?: ecryptfs-setup-swap in eCryptfs before 111 does not prevent the unencrypted swap partition from activating during boot when using GPT partitioning and certain versions of systemd, which allows local users to obtain sensitive information via unspecified vectors.
How severe is CVE-2015-8946?: CVE-2015-8946 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2015-8946 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8946?: CVE-2015-8946 primarily affects Ecryptfs Ecryptfs-utils. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-8946?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-8946 published?: CVE-2015-8946 was published on 2016-07-22 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:a:ecryptfs:ecryptfs-utils:*:*:*:*:*:*:*:*

More vulnerabilities in Ecryptfs Ecryptfs-utils

CVE-2016-1572 — High (CVSS 8.4): mount.ecryptfs_private.c in eCryptfs-utils does not validate mount destination filesystem types, which allows local…
CVE-2012-3409 — High (CVSS 7.8): ecryptfs-utils: suid helper does not restrict mounting filesystems with nosuid,nodev which creates a possible privilege…
CVE-2014-9687 — Medium (CVSS 5.0): eCryptfs 104 and earlier uses a default salt to encrypt the mount passphrase, which makes it easier for attackers to…
CVE-2011-1836 — Medium (CVSS 4.6): utils/ecryptfs-recover-private in ecryptfs-utils before 90 does not establish a subdirectory with safe permissions,…
CVE-2011-1831 — Medium (CVSS 4.6): utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly check mountpoint permissions, which allows…
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