GEGL up to 0.3.32 PPM File gegl-buffer-access.c ppm_load_read_header memory corruption

Summaryinfo

A vulnerability was found in GEGL up to 0.3.32. It has been rated as critical. This impacts the function ppm_load_read_header of the file buffer/gegl-buffer-access.c of the component PPM File Handler. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2018-10114. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in GEGL up to 0.3.32. This affects the function ppm_load_read_header of the file buffer/gegl-buffer-access.c of the component PPM File Handler. 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:

An issue was discovered in GEGL through 0.3.32. The gegl_buffer_iterate_read_simple function in buffer/gegl-buffer-access.c allows remote attackers to cause a denial of service (write access violation) or possibly have unspecified other impact via a malformed PPM file, related to improper restrictions on memory allocation in the ppm_load_read_header function in operations/external/ppm-load.c.

The bug was discovered 04/14/2018. The weakness was published 04/16/2018 (Website). It is possible to read the advisory at bugzilla.gnome.org. This vulnerability is uniquely identified as CVE-2018-10114 since 04/14/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-116234, VDB-116232 and VDB-116233. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

• GEGL

Version

• 0.3.0
• 0.3.1
• 0.3.2
• 0.3.3
• 0.3.4
• 0.3.5
• 0.3.6
• 0.3.7
• 0.3.8
• 0.3.9
• 0.3.10
• 0.3.11
• 0.3.12
• 0.3.13
• 0.3.14
• 0.3.15
• 0.3.16
• 0.3.17
• 0.3.18
• 0.3.19
• 0.3.20
• 0.3.21
• 0.3.22
• 0.3.23
• 0.3.24
• 0.3.25
• 0.3.26
• 0.3.27
• 0.3.28
• 0.3.29
• 0.3.30
• 0.3.31
• 0.3.32

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion