OESA-2022-1923

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OESA-2022-1923

Summary: fribidi security update

Details: A library to handle bidirectional scripts (for example Hebrew, Arabic), so that the display is done in the proper way; while the text data itself is always written in logical order and display in a different direction . Security Fix(es): A stack-based buffer overflow flaw was found in the Fribidi package. This flaw allows an attacker to pass a specially crafted file to the Fribidi application, which leads to a possible memory leak or a denial of service.(CVE-2022-25308) A heap-based buffer overflow flaw was found in the Fribidi package and affects the fribidi_cap_rtl_to_unicode() function of the fribidi-char-sets-cap-rtl.c file. This flaw allows an attacker to pass a specially crafted file to the Fribidi application with the '--caprtl' option, leading to a crash and causing a denial of service.(CVE-2022-25309) A segmentation fault (SEGV) flaw was found in the Fribidi package and affects the fribidi_remove_bidi_marks() function of the lib/fribidi.c file. This flaw allows an attacker to pass a specially crafted file to Fribidi, leading to a crash and causing a denial of service.(CVE-2022-25310)

References: https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1923, https://nvd.nist.gov/vuln/detail/CVE-2022-25308, https://nvd.nist.gov/vuln/detail/CVE-2022-25309, https://nvd.nist.gov/vuln/detail/CVE-2022-25310