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An issue in the Leptonica linked library (v1.79.0) allows attackers to cause an arithmetic exception leading to a Denial of Service (DoS) via a crafted JPEG file.
2 affected packages
tesseract, leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| tesseract | Not affected | Not affected | Not affected | Vulnerable |
| leptonlib | Not affected | Not affected | Not affected | Vulnerable |
Leptonica before 1.80.0 allows a heap-based buffer over-read in pixFewColorsOctcubeQuantMixed in colorquant1.c.
1 affected package
leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| leptonlib | Not affected | Vulnerable | Vulnerable | Vulnerable |
Leptonica before 1.80.0 allows a heap-based buffer over-read in pixReadFromTiffStream, related to tiffio.c.
1 affected package
leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| leptonlib | Not affected | Vulnerable | Vulnerable | Vulnerable |
Leptonica before 1.80.0 allows a heap-based buffer over-read in rasteropGeneralLow, related to adaptmap_reg.c and adaptmap.c.
1 affected package
leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| leptonlib | Not affected | Vulnerable | Vulnerable | Vulnerable |
Leptonica before 1.80.0 allows a heap-based buffer over-read in findNextBorderPixel in ccbord.c.
1 affected package
leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| leptonlib | Not affected | Vulnerable | Vulnerable | Vulnerable |
Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c.
1 affected package
leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| leptonlib | Not affected | Not affected | Vulnerable | Vulnerable |
Some fixes available 2 of 3
An exploitable command injection vulnerability exists in the gplotMakeOutput function of Leptonica 1.74.4. A specially crafted gplot rootname argument can cause a command injection resulting in arbitrary code execution. An...
1 affected package
leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| leptonlib | — | Not affected | Not affected | Not affected |
Some fixes available 15 of 19
An issue was discovered in Leptonica through 1.75.3. The gplotMakeOutput function does not block '/' characters in the gplot rootname argument, potentially leading to path traversal and arbitrary file overwrite.
1 affected package
leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| leptonlib | Fixed | Fixed | Fixed | Vulnerable |
Some fixes available 15 of 19
Leptonica through 1.75.3 uses hardcoded /tmp pathnames, which might allow local users to overwrite arbitrary files or have unspecified other impact by creating files in advance or winning a race condition, as demonstrated by...
1 affected package
leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| leptonlib | Fixed | Fixed | Fixed | Vulnerable |
Some fixes available 1 of 3
An issue was discovered in Leptonica through 1.75.3. The gplotMakeOutput function allows command injection via a $(command) approach in the gplot rootname argument. This issue exists because of an incomplete fix for CVE-2018-3836.
1 affected package
leptonlib
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| leptonlib | Not affected | Not affected | Not affected | Fixed |