Images open door to attackers

    Date06 Aug 2004
    4284
    Posted ByAnthony Pell
    The security issues appear in a library supporting the portable network graphics (PNG) format, used widely by programs such as the Mozilla and Opera browsers and various email clients. The most critical issue, a memory problem known as a buffer overflow, could allow specially created PNG graphics to execute a malicious program when the application loads the image. . . . Six flaws in an open-source image format allow attackers to target computers running Linux and could also put Windows PCs and Mac OS X machines at risk Six vulnerabilities in an open-source image format could allow intruders to compromise computers running Linux and may allow attacks against Windows PCs as well as Macs running OS X.

    The security issues appear in a library supporting the portable network graphics (PNG) format, used widely by programs such as the Mozilla and Opera browsers and various email clients. The most critical issue, a memory problem known as a buffer overflow, could allow specially created PNG graphics to execute a malicious program when the application loads the image.

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