MediumFix available
libsixel — security advisory
There is an assertion failure error in stbi__jpeg_huff_decode, stb_image.h:1894 in libsixel img2sixel 1.8.6. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted JPEG file.
- Products
- libsixel
- Affected versions
- 1.10.3-3, 1.10.5-1, 1:1.8.7-1, 1:1.8.7-2, 1:1.8.7-3, 1:1.8.7-4, 1:1.8.7-5, 1:1.8.7-6, 1:1.8.7-r2-1
- Fixed versions
- 1:1.8.7-1
- CVEs
- CVE-2022-29977
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 14:55 UTC · Revision 1
Source evidence
There is an assertion failure error in stbi__jpeg_huff_decode, stb_image.h:1894 in libsixel img2sixel 1.8.6. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted JPEG file.
osv:DEBIAN-CVE-2022-29977
libsixel
Fixed versions: Not specified
libsixel
Fixed versions: Not specified
libsixel
Fixed versions: 1:1.8.7-1
Complete source record
{
"id": "47eddbfe338c79bd27a635108e3d3f05f06c4855d9867f1a6b4bf319e8c45bf1",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2022-29977",
"method": "structured",
"payload": {
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"title": "DEBIAN-CVE-2022-29977",
"summary": "There is an assertion failure error in stbi__jpeg_huff_decode, stb_image.h:1894 in libsixel img2sixel 1.8.6. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted JPEG file.",
"evidence": "osv:DEBIAN-CVE-2022-29977",
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"database_specific": {
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"ecosystem_specific": {
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{
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"package": {
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"package": {
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],
"modified": "2026-10-15T08:02:37.292602800Z",
"provider": "osv",
"upstream": [
"CVE-2022-29977"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2022-29977"
]
},
"related_cves": [
{
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"evidence": "/upstream"
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],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 323788,
"published_at": "2022-05-11T14:15:08.157+00:00"
}