Mageia 2021-0290: leptonica security update
Summary
Leptonica before 1.80.0 allows a denial of service (application crash) via an
incorrect left shift in pixConvert2To8 in pixconv.c (CVE-2020-36277).
Leptonica before 1.80.0 allows a heap-based buffer over-read in
findNextBorderPixel in ccbord.c (CVE-2020-36278).
Leptonica before 1.80.0 allows a heap-based buffer over-read in
rasteropGeneralLow, related to adaptmap_reg.c and adaptmap.c (CVE-2020-36279).
Leptonica before 1.80.0 allows a heap-based buffer over-read in
pixReadFromTiffStream, related to tiffio.c (CVE-2020-36280).
Leptonica before 1.80.0 allows a heap-based buffer over-read in
pixFewColorsOctcubeQuantMixed in colorquant1.c (CVE-2020-36281).
References
- https://bugs.mageia.org/show_bug.cgi?id=28994
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/JQUEA2X6UTH4DMYCMZAWE2QQLN5YANUA/
- https://www.debian.org/lts/security/2021/dla-2612
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36277
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36278
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36279
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36280
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36281
Resolution
MGASA-2021-0290 - Updated leptonica packages fix security vulnerabilities
SRPMS
- 7/core/leptonica-1.80.0-1.mga7