CVE catalog

CVE-2021-36692

jpeg-xl affected and fixed versions

libjxl v0.3.7 is affected by a Divide By Zero in issue in lib/extras/codec_apng.cc jxl::DecodeImageAPNG(). When encoding a malicous APNG file using cjxl, an attacker can trigger a denial of service.

Severity: Low
Source: [NVD] · [CVE record]
EPSS: 1.22% · Oct 27, 2026

Projects and upstream resources

[jpeg-xl][Source-reported homepage]

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / release	Package	Version	Status	Source
Debiantrixie-security	jpeg-xl	`0.11.2-0.1~deb13u3`	Not affected	[CVE-2021-36692]
Debiantrixie	jpeg-xl	Not reported	Not affectedDistribution reports not affected	[CVE-2021-36692]
Debiantrixie	jpeg-xl	`0.11.2-0.1~deb13u2`	Not affected	[CVE-2021-36692]
Debiansid	jpeg-xl	Not reported	Not affectedDistribution reports not affected	[CVE-2021-36692]
Debiansid	jpeg-xl	`0.11.2-5.1`	Not affected	[CVE-2021-36692]
Debianforky	jpeg-xl	Not reported	Not affectedDistribution reports not affected	[CVE-2021-36692]
Debianforky	jpeg-xl	`0.11.2-5.1`	Not affected	[CVE-2021-36692]
Debianbookworm-security	jpeg-xl	`0.7.0-10+deb12u1`	Not affected	[CVE-2021-36692]
Debianbookworm	jpeg-xl	Not reported	Not affectedDistribution reports not affected	[CVE-2021-36692]
Debianbookworm	jpeg-xl	`0.7.0-10+deb12u1`	Not affected	[CVE-2021-36692]

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
Debianbookworm	jpeg-xl	Not reported	Not affectedDistribution reports not affected	[CVE-2021-36692]
Debianbookworm	jpeg-xl	`0.7.0-10+deb12u1`	Not affected	[CVE-2021-36692]
Debianbookworm-security	jpeg-xl	`0.7.0-10+deb12u1`	Not affected	[CVE-2021-36692]
Debianforky	jpeg-xl	Not reported	Not affectedDistribution reports not affected	[CVE-2021-36692]
Debianforky	jpeg-xl	`0.11.2-5.1`	Not affected	[CVE-2021-36692]
Debiansid	jpeg-xl	Not reported	Not affectedDistribution reports not affected	[CVE-2021-36692]
Debiansid	jpeg-xl	`0.11.2-5.1`	Not affected	[CVE-2021-36692]
Debiantrixie	jpeg-xl	Not reported	Not affectedDistribution reports not affected	[CVE-2021-36692]
Debiantrixie	jpeg-xl	`0.11.2-0.1~deb13u2`	Not affected	[CVE-2021-36692]
Debiantrixie-security	jpeg-xl	`0.11.2-0.1~deb13u3`	Not affected	[CVE-2021-36692]

Original provider fields

{
  "package_releases": [
    {
      "name": "jpeg-xl",
      "status": "not affected",
      "release": "sid",
      "version": "0.11.2-5.1"
    },
    {
      "name": "jpeg-xl",
      "status": "not affected",
      "release": "forky",
      "version": "0.11.2-5.1"
    },
    {
      "name": "jpeg-xl",
      "status": "not affected",
      "release": "trixie",
      "version": "0.11.2-0.1~deb13u2"
    },
    {
      "name": "jpeg-xl",
      "status": "not affected",
      "release": "trixie-security",
      "version": "0.11.2-0.1~deb13u3"
    },
    {
      "name": "jpeg-xl",
      "status": "not affected",
      "release": "bookworm",
      "version": "0.7.0-10+deb12u1"
    },
    {
      "name": "jpeg-xl",
      "status": "not affected",
      "release": "bookworm-security",
      "version": "0.7.0-10+deb12u1"
    }
  ],
  "fixed_versions": [
    {
      "bug": null,
      "name": "jpeg-xl",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "unimportant",
      "fixed_version": "0"
    },
    {
      "bug": null,
      "name": "jpeg-xl",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "unimportant",
      "fixed_version": "0"
    },
    {
      "bug": null,
      "name": "jpeg-xl",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "unimportant",
      "fixed_version": "0"
    },
    {
      "bug": null,
      "name": "jpeg-xl",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "unimportant",
      "fixed_version": "0"
    }
  ],
  "distribution_packages": []
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[jpeg-xl-doc]Unknown
Source package: [jpeg-xl]
Details (4)
- 0.7.0-10+deb12u1 · all · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · all · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · all · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · all · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
[libjpegxl-java]Unknown
Source package: [jpeg-xl]
Details (4)
- 0.7.0-10+deb12u1 · amd64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · amd64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
[libjxl0.7]Unknown
Source package: [jpeg-xl]
Details (4)
- 0.7.0-10+deb12u1 · amd64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · amd64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
[libjxl-dev]Unknown
Source package: [jpeg-xl]
Details (4)
- 0.7.0-10+deb12u1 · amd64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · amd64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
[libjxl-devtools]Unknown
Source package: [jpeg-xl]
Details (4)
- 0.7.0-10+deb12u1 · amd64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · amd64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
[libjxl-tools]Unknown
Source package: [jpeg-xl]
Details (4)
- 0.7.0-10+deb12u1 · amd64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · amd64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm
- 0.7.0-10+deb12u1 · arm64 · bookworm-security
  Not affected
  dsa · jpeg-xl · debian · bookworm

Observed: Oct 23, 2026, 5:58:54 PM UTC

References

[https://security-tracker.debian.org/tracker/CVE-2021-36692]

[Debian Security Tracker] · [FIRST EPSS]