Skip to content

Commit ee2ff56

Browse files
committed
jwt-go allows excessive memory allocation during header parsing > golang-jwt is a Go implementation of JSON Web Tokens. Prior to 5.2.2 and 4.5.2, the function parse.ParseUnverified splits (via a call to strings.Split) its argument (which is untrusted data) on periods. As a result, in the face of a malicious request whose Authorization header consists of Bearer followed by many period characters, a call to that function incurs allocations to the tune of O(n) bytes (where n stands for the length of the function's argument), with a constant factor of about 16. This issue is fixed in 5.2.2 and 4.5.2.
1 parent ef3b0b5 commit ee2ff56

File tree

2 files changed

+15
-15
lines changed

2 files changed

+15
-15
lines changed

go.mod

Lines changed: 5 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@ toolchain go1.23.1
77
require (
88
github.com/dpapathanasiou/go-recaptcha v0.0.0-20190121160230-be5090b17804
99
github.com/go-playground/validator/v10 v10.25.0
10-
github.com/golang-jwt/jwt/v5 v5.2.1
10+
github.com/golang-jwt/jwt/v5 v5.2.2
1111
github.com/imroc/req/v3 v3.50.0
1212
github.com/labstack/echo/v4 v4.13.3
1313
github.com/patrickmn/go-cache v2.1.0+incompatible
@@ -28,17 +28,17 @@ require (
2828
github.com/gabriel-vasile/mimetype v1.4.8 // indirect
2929
github.com/go-ole/go-ole v1.3.0 // indirect
3030
github.com/go-task/slim-sprig/v3 v3.0.0 // indirect
31-
github.com/google/pprof v0.0.0-20250302191652-9094ed2288e7 // indirect
31+
github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e // indirect
3232
github.com/hashicorp/errwrap v1.1.0 // indirect
3333
github.com/hashicorp/go-multierror v1.1.1 // indirect
3434
github.com/klauspost/compress v1.18.0 // indirect
3535
github.com/labstack/gommon v0.4.2 // indirect
36-
github.com/lufia/plan9stats v0.0.0-20250303091104-876f3ea5145d // indirect
37-
github.com/onsi/ginkgo/v2 v2.23.0 // indirect
36+
github.com/lufia/plan9stats v0.0.0-20250317134145-8bc96cf8fc35 // indirect
37+
github.com/onsi/ginkgo/v2 v2.23.3 // indirect
3838
github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
3939
github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
4040
github.com/quic-go/qpack v0.5.1 // indirect
41-
github.com/quic-go/quic-go v0.50.0 // indirect
41+
github.com/quic-go/quic-go v0.50.1 // indirect
4242
github.com/refraction-networking/utls v1.6.7 // indirect
4343
github.com/shoenig/go-m1cpu v0.1.6 // indirect
4444
github.com/thatisuday/clapper v1.0.10 // indirect

go.sum

Lines changed: 10 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -23,12 +23,12 @@ github.com/go-playground/validator/v10 v10.25.0 h1:5Dh7cjvzR7BRZadnsVOzPhWsrwUr0
2323
github.com/go-playground/validator/v10 v10.25.0/go.mod h1:GGzBIJMuE98Ic/kJsBXbz1x/7cByt++cQ+YOuDM5wus=
2424
github.com/go-task/slim-sprig/v3 v3.0.0 h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI=
2525
github.com/go-task/slim-sprig/v3 v3.0.0/go.mod h1:W848ghGpv3Qj3dhTPRyJypKRiqCdHZiAzKg9hl15HA8=
26-
github.com/golang-jwt/jwt/v5 v5.2.1 h1:OuVbFODueb089Lh128TAcimifWaLhJwVflnrgM17wHk=
27-
github.com/golang-jwt/jwt/v5 v5.2.1/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
26+
github.com/golang-jwt/jwt/v5 v5.2.2 h1:Rl4B7itRWVtYIHFrSNd7vhTiz9UpLdi6gZhZ3wEeDy8=
27+
github.com/golang-jwt/jwt/v5 v5.2.2/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
2828
github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
2929
github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
30-
github.com/google/pprof v0.0.0-20250302191652-9094ed2288e7 h1:+J3r2e8+RsmN3vKfo75g0YSY61ms37qzPglu4p0sGro=
31-
github.com/google/pprof v0.0.0-20250302191652-9094ed2288e7/go.mod h1:vavhavw2zAxS5dIdcRluK6cSGGPlZynqzFM8NdvU144=
30+
github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e h1:ijClszYn+mADRFY17kjQEVQ1XRhq2/JR1M3sGqeJoxs=
31+
github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e/go.mod h1:boTsfXsheKC2y+lKOCMpSfarhxDeIzfZG1jqGcPl3cA=
3232
github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
3333
github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
3434
github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
@@ -52,16 +52,16 @@ github.com/labstack/gommon v0.4.2 h1:F8qTUNXgG1+6WQmqoUWnz8WiEU60mXVVw0P4ht1WRA0
5252
github.com/labstack/gommon v0.4.2/go.mod h1:QlUFxVM+SNXhDL/Z7YhocGIBYOiwB0mXm1+1bAPHPyU=
5353
github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ=
5454
github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI=
55-
github.com/lufia/plan9stats v0.0.0-20250303091104-876f3ea5145d h1:fjMbDVUGsMQiVZnSQsmouYJvMdwsGiDipOZoN66v844=
56-
github.com/lufia/plan9stats v0.0.0-20250303091104-876f3ea5145d/go.mod h1:autxFIvghDt3jPTLoqZ9OZ7s9qTGNAWmYCjVFWPX/zg=
55+
github.com/lufia/plan9stats v0.0.0-20250317134145-8bc96cf8fc35 h1:PpXWgLPs+Fqr325bN2FD2ISlRRztXibcX6e8f5FR5Dc=
56+
github.com/lufia/plan9stats v0.0.0-20250317134145-8bc96cf8fc35/go.mod h1:autxFIvghDt3jPTLoqZ9OZ7s9qTGNAWmYCjVFWPX/zg=
5757
github.com/mattn/go-colorable v0.1.14 h1:9A9LHSqF/7dyVVX6g0U9cwm9pG3kP9gSzcuIPHPsaIE=
5858
github.com/mattn/go-colorable v0.1.14/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stgPZH1UqBm1s8=
5959
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
6060
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
6161
github.com/mattn/go-sqlite3 v1.14.24 h1:tpSp2G2KyMnnQu99ngJ47EIkWVmliIizyZBfPrBWDRM=
6262
github.com/mattn/go-sqlite3 v1.14.24/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
63-
github.com/onsi/ginkgo/v2 v2.23.0 h1:FA1xjp8ieYDzlgS5ABTpdUDB7wtngggONc8a7ku2NqQ=
64-
github.com/onsi/ginkgo/v2 v2.23.0/go.mod h1:zXTP6xIp3U8aVuXN8ENK9IXRaTjFnpVB9mGmaSRvxnM=
63+
github.com/onsi/ginkgo/v2 v2.23.3 h1:edHxnszytJ4lD9D5Jjc4tiDkPBZ3siDeJJkUZJJVkp0=
64+
github.com/onsi/ginkgo/v2 v2.23.3/go.mod h1:zXTP6xIp3U8aVuXN8ENK9IXRaTjFnpVB9mGmaSRvxnM=
6565
github.com/onsi/gomega v1.36.2 h1:koNYke6TVk6ZmnyHrCXba/T/MoLBXFjeC1PtvYgw0A8=
6666
github.com/onsi/gomega v1.36.2/go.mod h1:DdwyADRjrc825LhMEkD76cHR5+pUnjhUN8GlHlRPHzY=
6767
github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
@@ -72,8 +72,8 @@ github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 h1:o4JXh1EVt
7272
github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
7373
github.com/quic-go/qpack v0.5.1 h1:giqksBPnT/HDtZ6VhtFKgoLOWmlyo9Ei6u9PqzIMbhI=
7474
github.com/quic-go/qpack v0.5.1/go.mod h1:+PC4XFrEskIVkcLzpEkbLqq1uCoxPhQuvK5rH1ZgaEg=
75-
github.com/quic-go/quic-go v0.50.0 h1:3H/ld1pa3CYhkcc20TPIyG1bNsdhn9qZBGN3b9/UyUo=
76-
github.com/quic-go/quic-go v0.50.0/go.mod h1:Vim6OmUvlYdwBhXP9ZVrtGmCMWa3wEqhq3NgYrI8b4E=
75+
github.com/quic-go/quic-go v0.50.1 h1:unsgjFIUqW8a2oopkY7YNONpV1gYND6Nt9hnt1PN94Q=
76+
github.com/quic-go/quic-go v0.50.1/go.mod h1:Vim6OmUvlYdwBhXP9ZVrtGmCMWa3wEqhq3NgYrI8b4E=
7777
github.com/refraction-networking/utls v1.6.7 h1:zVJ7sP1dJx/WtVuITug3qYUq034cDq9B2MR1K67ULZM=
7878
github.com/refraction-networking/utls v1.6.7/go.mod h1:BC3O4vQzye5hqpmDTWUqi4P5DDhzJfkV1tdqtawQIH0=
7979
github.com/shirou/gopsutil/v3 v3.24.5 h1:i0t8kL+kQTvpAYToeuiVk3TgDeKOFioZO3Ztz/iZ9pI=

0 commit comments

Comments
 (0)