jq jq-1.8.2

jq-1.8.2

jq 1.8.2

Fixed 1
  • Improve error message truncation with closing delimiters
Security 19
  • Fix heap buffer overflow in jvp_string_append and jvp_string_copy_replace_bad
  • Limit path depth to prevent stack overflow in jv_setpath, jv_getpath, jv_delpaths
  • Fix NUL truncation in the JSON parser
  • Fix _strindices missing runtime type checks
  • Fix out-of-bounds read in jv_parse_sized()
  • Randomize hash seed to mitigate hash collision DoS attacks

This is a patch release with security fixes and bug fixes since 1.8.1, along with new builds for Windows arm64 and Docker arm/v7. Full commit log can be found at https://github.com/jqlang/jq/compare/jq-1.8.1...jq-1.8.2.

Security fixes
  • CVE-2026-32316: Fix heap buffer overflow in jvp_string_append and jvp_string_copy_replace_bad. @itchyny e47e56d226519635768e6aab2f38f0ab037c09e5
  • CVE-2026-33947: Limit path depth to prevent stack overflow in jv_setpath, jv_getpath, jv_delpaths. @itchyny fb59f1491058d58bdc3e8dd28f1773d1ac690a1f
  • CVE-2026-33948: Fix NUL truncation in the JSON parser. @itchyny 6374ae0bcdfe33a18eb0ae6db28493b1f34a0a5b
  • CVE-2026-39956: Fix _strindices missing runtime type checks. @tlsbollei fdf8ef0f0810e3d365cdd5160de43db46f57ed03
  • CVE-2026-39979: Fix out-of-bounds read in jv_parse_sized(). @wader 2f09060afab23fe9390cce7cb860b10416e1bf5f
  • CVE-2026-40164: Randomize hash seed to mitigate hash collision DoS attacks. @AsafMeizner @itchyny 0c7d133c3c7e37c00b6d46b658a02244fdd3c784
  • CVE-2026-40612: Limit containment check depth to prevent stack overflow in contains. @itchyny d1a12569d91641135976a8536776a4a329c02cc2
  • CVE-2026-41256: Fix NUL truncation in program files loaded with -f. @itchyny 5a015deae35d19e3ebbc65db6c157a80e76df738
  • CVE-2026-41257: Fix signed-int overflow in stack_reallocate. @itchyny 01b3cded76daacbfddb7f8763700b0803bcb5c6f
  • CVE-2026-43894: Reject numeric literals longer than DEC_MAX_DIGITS (999999999). @itchyny 9761ceb7d6cc48c16b25f0ab1baaef0e701927e4
  • CVE-2026-43895: Reject embedded NUL bytes in module import paths. @itchyny 9d223f153c3632a207fa071caaa6292da33ae361
  • CVE-2026-43896: Limit recursive object merge depth to prevent stack overflow. @itchyny 532ccea6080ed6758f39fe9f6208a44b665023d2
  • CVE-2026-44777: Detect circular module imports to prevent stack overflow. @itchyny f58787c41835d9b17795730cb04925fdba25c71c
  • CVE-2026-47770: Guard deep structural equality and comparison recursion. @fuyu0425 7122866869960b55cea3646bc91334ef55787831
  • CVE-2026-49839: Fix heap-buffer-overflow in raw file loading. @itchyny e987df0d463d85fd70825e042a082427e8275b86
  • CVE-2026-54679: Tighten string length bounds and propagate invalid jv in implode. @itchyny 46d1da30944ce93dd671ac72b6513fc0eb747837
  • GHSA-gf4g-95wj-4q4r: Fix use-after-free in args2obj() array argument path. @sseal #3498
  • GHSA-hj52-j2c9-r8r4: Fix signed-int overflow in tokenadd to prevent buffer overflow. @itchyny 63751f8a9f94dc6d3370084ad0d60826c58b955d
  • Limit the number of function parameters and definitions to prevent SEGV. @OwenSanzas #3460
  • Pre-allocate tokenbuf for string parser to avoid undefined behavior. @fab1ano #3485
  • Avoid stack overflow when freeing deeply nested values. @itchyny 33d7bce3218ec718139342e5b48b475c4dea715f
  • Fix memory leaks and double frees. @itchyny #3487
Releasing
  • Add builds for Windows arm64. @dennisameling #3376
  • Support arm/v7 architecture in Docker images. @itchyny #3463
  • Update GPG signing key. @itchyny 0ff997f7c4c07660ffc6ad2506d5f56b8136208b
  • Add artifact-metadata permission for actions/attest. @itchyny #3530
  • Upload attestation bundle as a release artifact, allowing unauthenticated verification via gh attestation verify --bundle jq-attestation.json. @itchyny #3563
CLI changes
  • Improve error message truncation with closing delimiters. @itchyny #3478
  • Remove extra space from die function output. @krtk6160 #3391
  • Fix raw input flag not to corrupt multi-byte characters. @itchyny #3421
  • Fix crash when importing a module with errors twice. @itchyny #3497
  • Increase the maximum printing depth from 256 to 10000. @ishnagy #3414
Changes to existing functions
  • Fix rtrimstr("") always outputting "". @A4-Tacks #3415
  • Fix infinite loop and undefined behavior in del(.[nan]). @itchyny #3490
  • Refactor @uri and @urid to fix multi-byte UTF-8 corruption. @itchyny #3495
  • Fix tonumber and toboolean to reject strings with embedded null bytes. @itchyny #3496
  • Fix undefined behavior in modulo operator. @fab1ano #3486
  • Fix reversed pointer subtraction in f_env bounds check. @itchyny #3465
  • Fix missing validity check in f_strflocaltime after f_localtime. @itchyny #3491
  • Fix year 2038 problem on 32-bit platforms. @itchyny #3407
  • Use // instead of //= in from_entries definition. @itchyny #3516
Build and test changes
  • Drop strptime test using non-portable %F. @alyssais #3365
  • Limit oniguruma depth to 1024 in jq_fuzz_execute. @sudhackar #3377
  • Fix localization test for time formatting functions. @itchyny #3409
  • Fix expected value assertion. @itchyny #3431 #3408
  • Fix typo in tests/jq.test. @bigmoonbit #3441
  • Refactor tm2jv to handle fractional seconds. @itchyny #3489
  • Fix jq_fuzz_parse_stream: use iterative parser API for streaming mode. @OwenSanzas #3499
  • Fix crashes and resource leaks in jq_testsuite. @itchyny #3509
  • Support building with --disable-maintainer-mode and source != build dir. @Saur2000 #3518
  • Add Solaris support. @vlmarek #3515
  • Respect SOURCE_DATE_EPOCH while generating man page. @McSinyx #3514
  • Fix undefined pointer arithmetic in UTF-8 helpers. @theyoucheng df924eae91af10cc236a907cdadd97813827aa1f
  • Fix one-byte over-read in BASE64_DECODE_TABLE. @itchyny #3547
Documentation changes
  • Add wiki link to navigation bar. @wader #3424
  • Add missing word in manual for rawfile. @jpmens #3434
  • Fix typo "stder" to "stderr". @jjatria #3446
  • Fix buttons in tutorial to toggle labels when clicked on. @itchyny #3493
  • Fix "happened" spelling in tutorial changelog entries. @Rohan5commit #3525
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