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 jq-1.8.1...jq-1.8.2.
Security fixes
- CVE-2026-32316: Fix heap buffer overflow in
jvp_string_appendandjvp_string_copy_replace_bad. @itchyny e47e56d - CVE-2026-33947: Limit path depth to prevent stack overflow in
jv_setpath,jv_getpath,jv_delpaths. @itchyny fb59f14 - CVE-2026-33948: Fix NUL truncation in the JSON parser. @itchyny 6374ae0
- CVE-2026-39956: Fix
_strindicesmissing runtime type checks. @tlsbollei fdf8ef0 - CVE-2026-39979: Fix out-of-bounds read in
jv_parse_sized(). @wader 2f09060 - CVE-2026-40164: Randomize hash seed to mitigate hash collision DoS attacks. @AsafMeizner @itchyny 0c7d133
- CVE-2026-40612: Limit containment check depth to prevent stack overflow in
contains. @itchyny d1a1256 - CVE-2026-41256: Fix NUL truncation in program files loaded with
-f. @itchyny 5a015de - CVE-2026-41257: Fix signed-int overflow in
stack_reallocate. @itchyny 01b3cde - CVE-2026-43894: Reject numeric literals longer than
DEC_MAX_DIGITS(999999999). @itchyny 9761ceb - CVE-2026-43895: Reject embedded NUL bytes in module import paths. @itchyny 9d223f1
- CVE-2026-43896: Limit recursive object merge depth to prevent stack overflow. @itchyny 532ccea
- CVE-2026-44777: Detect circular module imports to prevent stack overflow. @itchyny f58787c
- CVE-2026-47770: Guard deep structural equality and comparison recursion. @fuyu0425 7122866
- CVE-2026-49839: Fix heap-buffer-overflow in raw file loading. @itchyny e987df0
- CVE-2026-54679: Tighten string length bounds and propagate invalid jv in implode. @itchyny 46d1da3
- GHSA-gf4g-95wj-4q4r: Fix use-after-free in
args2obj()array argument path. @sseal #3498 - GHSA-hj52-j2c9-r8r4: Fix signed-int overflow in
tokenaddto prevent buffer overflow. @itchyny 63751f8 - Limit the number of function parameters and definitions to prevent SEGV. @OwenSanzas #3460
- Pre-allocate
tokenbuffor string parser to avoid undefined behavior. @fab1ano #3485 - Avoid stack overflow when freeing deeply nested values. @itchyny 33d7bce
- 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 0ff997f
- Add
artifact-metadatapermission for actions/attest. @itchyny #3530 - Upload attestation bundle as a release artifact, allowing unauthenticated verification
viagh attestation verify --bundle jq-attestation.json. @itchyny #3563
CLI changes
- Improve error message truncation with closing delimiters. @itchyny #3478
- Remove extra space from
diefunction 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
@uriand@uridto fix multi-byte UTF-8 corruption. @itchyny #3495 - Fix
tonumberandtobooleanto reject strings with embedded null bytes. @itchyny #3496 - Fix undefined behavior in modulo operator. @fab1ano #3486
- Fix reversed pointer subtraction in
f_envbounds check. @itchyny #3465 - Fix missing validity check in
f_strflocaltimeafterf_localtime. @itchyny #3491 - Fix year 2038 problem on 32-bit platforms. @itchyny #3407
- Use
//instead of//=infrom_entriesdefinition. @itchyny #3516
Build and test changes
- Drop
strptimetest 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
tm2jvto 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-modeand source != build dir. @Saur2000 #3518 - Add Solaris support. @vlmarek #3515
- Respect
SOURCE_DATE_EPOCHwhile generating man page. @McSinyx #3514 - Fix undefined pointer arithmetic in UTF-8 helpers. @theyoucheng df924ea
- Fix one-byte over-read in
BASE64_DECODE_TABLE. @itchyny #3547