Canonical Ubuntu Linux up to 12.3 Library closefs.c memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Canonical Ubuntu Linux up to 12.3. It has been classified as problematic. The affected element is an unknown function of the file closefs.c of the component Library. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2015-1572. There is no exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Canonical Ubuntu Linux up to 12.3 (Operating System). This affects an unknown code block of the file closefs.c of the component Library. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Heap-based buffer overflow in closefs.c in the libext2fs library in e2fsprogs before 1.42.12 allows local users to execute arbitrary code by causing a crafted block group descriptor to be marked as dirty. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-0247.

The weakness was shared 02/24/2015 as confirmed git commit (GIT Repository). The advisory is shared at git.kernel.org. This vulnerability is uniquely identified as CVE-2015-1572 since 02/10/2015. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 82321 (Mandriva Linux Security Advisory : e2fsprogs (MDVSA-2015:068)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 167996 (SUSE Enterprise Linux Security update for e2fsprogs (SUSE-SU-2015:1364-1)).

Upgrading to version 12.04 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be patching the affected component.

The vulnerability is also documented in the databases at Tenable (82321), SecurityFocus (BID 72709†) and Vulnerability Center (SBV-48884†). The entry VDB-74221 is related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 82321
Nessus Name: Mandriva Linux Security Advisory : e2fsprogs (MDVSA-2015:068)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 703166
OpenVAS Name: Debian Security Advisory DSA 3166-1 (e2fsprogs - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Upgrade: Ubuntu Linux 12.04
Patch: git.kernel.org

Timelineinfo

02/10/2015 🔍
02/11/2015 +1 days 🔍
02/11/2015 +0 days 🔍
02/24/2015 +13 days 🔍
02/24/2015 +0 days 🔍
03/04/2015 +8 days 🔍
03/30/2015 +26 days 🔍
03/30/2015 +0 days 🔍
04/16/2022 +2574 days 🔍

Sourcesinfo

Advisory: USN-2507-1
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-1572 (🔍)
GCVE (CVE): GCVE-0-2015-1572
GCVE (VulDB): GCVE-100-74289

OVAL: 🔍

SecurityFocus: 72709 - e2fsprogs CVE-2015-1572 Incomplete Fix Local Heap Based Buffer Overflow Vulnerability
Vulnerability Center: 48884 - e2fsprogs libext2fs Local Code Execution Vulnerability - CVE-2015-1572, Medium

See also: 🔍

Entryinfo

Created: 03/30/2015 12:21
Updated: 04/16/2022 19:55
Changes: 03/30/2015 12:21 (68), 06/21/2017 17:57 (9), 04/16/2022 19:48 (3), 04/16/2022 19:55 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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