CVE Explorer

CVE-2026-10849

The hawkBit device management client in subsys/mgmt/hawkbit accumulates the body of an HTTP response from the update server into a heap buffer in response_json_cb() (subsys/mgmt/hawkbit/hawkbit.c). The buffer is sized to hold the received body bytes but reserves no space for a terminating NUL. When the full response has arrived, the code writes response_data[downloaded_size] = '\0' — and whenever the accumulated body length equals the allocation, that terminator lands one byte past the end of th

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a475698b340f82ecef7df559d16a85b0fca70deca893c168f1b9d78d5b68ca42

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-787","description":"bounds","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:bc75186f6e62ef2c7a3f4d7f13b3f30cad22d6fef8d5d0dddc8ee693b896f09a · sha256:3f44858d2157bd62… · /containers/cna/problemTypes/0/descriptions/1

{"cweId":"CWE-122","description":"bounds","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:bc75186f6e62ef2c7a3f4d7f13b3f30cad22d6fef8d5d0dddc8ee693b896f09a · sha256:3f44858d2157bd62… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion

{"collectionURL":"https://github.com/zephyrproject-rtos/zephyr","defaultStatus":"unaffected","packageName":"zephyr","product":"zephyr","programFiles":["subsys/mgmt/hawkbit/hawkbit.c"],"vendor":"zephyrproject","versions":[{"lessThan":"4.5.0","status":"affected","version":"2.4.0","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:bc75186f6e62ef2c7a3f4d7f13b3f30cad22d6fef8d5d0dddc8ee693b896f09a · sha256:3f44858d2157bd62… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":8.2,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:bc75186f6e62ef2c7a3f4d7f13b3f30cad22d6fef8d5d0dddc8ee693b896f09a · sha256:3f44858d2157bd62… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions

{"cweId":"CWE-787","description":"bounds","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:bc75186f6e62ef2c7a3f4d7f13b3f30cad22d6fef8d5d0dddc8ee693b896f09a · sha256:3f44858d2157bd62… · /containers/cna/problemTypes/0/descriptions/1

{"cweId":"CWE-122","description":"bounds","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:bc75186f6e62ef2c7a3f4d7f13b3f30cad22d6fef8d5d0dddc8ee693b896f09a · sha256:3f44858d2157bd62… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"name":"Fix commit","tags":["patch"],"url":"https://github.com/zephyrproject-rtos/zephyr/commit/59d7ab58d853489e6134081cadb11733730264ac"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:bc75186f6e62ef2c7a3f4d7f13b3f30cad22d6fef8d5d0dddc8ee693b896f09a · sha256:3f44858d2157bd62… · /containers/cna/references/0

{"name":"GHSA-39h3-7phx-pwhv","url":"https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-39h3-7phx-pwhv"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:bc75186f6e62ef2c7a3f4d7f13b3f30cad22d6fef8d5d0dddc8ee693b896f09a · sha256:3f44858d2157bd62… · /containers/cna/references/1

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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