Vulnérabilités de libgd2

UBUNTU-CVE-2026-9672

[Unknown description]

CVE-2021-40812

The GD Graphics Library (aka LibGD) through 2.3.2 has an out-of-bounds read because of the lack of certain gdGetBuf and gdPutBuf return value checks.

• Mettez à jour vers 2.2.5-5.2ubuntu2.4

CVE-2021-40145

gdImageGd2Ptr in gd_gd2.c in the GD Graphics Library (aka LibGD) through 2.3.2 has a double free. NOTE: the vendor's position is "The GD2 image format is a proprietary image format of libgd. It has to be regarded as being obsolete, and should only be used for development and testing purposes.

• Mettez à jour vers 2.2.5-5.2ubuntu2.1

CVE-2021-38115

read_header_tga in gd_tga.c in the GD Graphics Library (aka LibGD) through 2.3.2 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted TGA file.

• Mettez à jour vers 2.2.5-5.2ubuntu2.1

CVE-2017-6363

In the GD Graphics Library (aka LibGD) through 2.2.5, there is a heap-based buffer over-read in tiffWriter in gd_tiff.c. NOTE: the vendor says "In my opinion this issue should not have a CVE, since the GD and GD2 formats are documented to be 'obsolete, and should only be used for development and testing purposes.'

• Mettez à jour vers 2.2.5-5.2ubuntu2.1