ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex caused by OpenPixelCache updating image channel metadata before pixel cache memory allocation. Attackers can trigger memory and disk allocation failures to cause a heap-buffer-overflow read affecting any writer calling GetPixelIndex.
8:7.1.1.43+dfsg1-18:7.1.1.43+dfsg1-1ubuntu18:7.1.1.43+dfsg1-1ubuntu28:7.1.2.3+dfsg1-18:7.1.2.3+dfsg1-1ubuntu0.1Exploitability
AV:NAC:HAT:PPR:HUI:NVulnerable System
VC:LVI:NVA:LSubsequent System
SC:NSI:NSA:NCVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N