GEGL up to 0.3.32 gegl-tile-backend-swap.c babl_format_get_bytes_per_pixel PNG File memory corruption

Summaryinfo

A vulnerability was found in GEGL up to 0.3.32. It has been classified as critical. The impacted element is the function babl_format_get_bytes_per_pixel of the file buffer/gegl-tile-backend-swap.c. This manipulation as part of PNG File causes memory corruption. This vulnerability appears as CVE-2018-10112. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in GEGL up to 0.3.32. It has been declared as critical. Affected by this vulnerability is the function babl_format_get_bytes_per_pixel of the file buffer/gegl-tile-backend-swap.c. The manipulation as part of a PNG File leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in GEGL through 0.3.32. The gegl_tile_backend_swap_constructed function in buffer/gegl-tile-backend-swap.c allows remote attackers to cause a denial of service (write access violation) or possibly have unspecified other impact via a malformed PNG file that is mishandled during a call to the babl_format_get_bytes_per_pixel function in babl-format.c in babl 0.1.46.

The bug was discovered 04/14/2018. The weakness was presented 04/16/2018 (Website). The advisory is shared at bugzilla.gnome.org. This vulnerability is known as CVE-2018-10112 since 04/14/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

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.

See VDB-116234, VDB-116232 and VDB-116235 for similar entries. Several companies clearly confirm that VulDB is the primary source for best 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

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CPE 2.2info

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Entryinfo

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

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