Medium: mercurial

Issue Overview:

An issue was discovered in AdvanceCOMP through 2.1. A NULL pointer dereference exists in the function be_uint32_read() located in endianrw.h. It can be triggered by sending a crafted file to a binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact when a victim opens a specially crafted file.(CVE-2019-8379)

An issue was discovered in AdvanceCOMP through 2.1. An invalid memory address occurs in the function adv_png_unfilter_8 in lib/png.c. It can be triggered by sending a crafted file to a binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact when a victim opens a specially crafted file.(CVE-2019-8383)

Affected Packages:

mercurial

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update mercurial to update your system.

New Packages:

aarch64:  
    mercurial-2.6.2-10.amzn2.aarch64  
    emacs-mercurial-2.6.2-10.amzn2.aarch64  
    emacs-mercurial-el-2.6.2-10.amzn2.aarch64  
    mercurial-hgk-2.6.2-10.amzn2.aarch64  
    mercurial-debuginfo-2.6.2-10.amzn2.aarch64  
  
i686:  
    mercurial-2.6.2-10.amzn2.i686  
    emacs-mercurial-2.6.2-10.amzn2.i686  
    emacs-mercurial-el-2.6.2-10.amzn2.i686  
    mercurial-hgk-2.6.2-10.amzn2.i686  
    mercurial-debuginfo-2.6.2-10.amzn2.i686  
  
src:  
    mercurial-2.6.2-10.amzn2.src  
  
x86_64:  
    mercurial-2.6.2-10.amzn2.x86_64  
    emacs-mercurial-2.6.2-10.amzn2.x86_64  
    emacs-mercurial-el-2.6.2-10.amzn2.x86_64  
    mercurial-hgk-2.6.2-10.amzn2.x86_64  
    mercurial-debuginfo-2.6.2-10.amzn2.x86_64  

Additional References

Red Hat: CVE-2019-8379, CVE-2019-8383

Mitre: CVE-2019-8379, CVE-2019-8383