- Issued:
- 2026-10-28
- Updated:
- 2026-10-28
RHSA-2026:91636 - Security Advisory
Synopsis
Important: webkit2gtk3 security update
Type/Severity
Security Advisory: Important
Red Hat Lightspeed patch analysis
Identify and remediate systems affected by this advisory.
Topic
An update for webkit2gtk3 is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.
Security Fix(es):
- chromium-browser: angle: Use after free in ANGLE (CVE-2026-95325)
- chromium-browser: angle: Out of bounds write in ANGLE (CVE-2026-95331)
- chromium-browser: angle: Out of bounds read in ANGLE (CVE-2026-106304)
- chromium-browser: angle: Buffer overflow in ANGLE (CVE-2026-106247)
- chromium-browser: angle: Type confusion in ANGLE (CVE-2026-106293)
- chromium-browser: angle: Uninitialized resource in ANGLE (CVE-2026-106245)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Solution
For details on how to apply this update, which includes the changes described in this advisory, refer to:
Affected Products
- Red Hat Enterprise Linux for x86_64 8 x86_64
- Red Hat Enterprise Linux for IBM z Systems 8 s390x
- Red Hat Enterprise Linux for Power, little endian 8 ppc64le
- Red Hat Enterprise Linux for ARM 64 8 aarch64
- Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10 x86_64
- Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 8.10 aarch64
- Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 8.10 ppc64le
- Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 8.10 s390x
Fixes
- BZ - 2543413 - CVE-2026-95325 chromium-browser: angle: Use after free in ANGLE
- BZ - 2543421 - CVE-2026-95331 chromium-browser: angle: Out of bounds write in ANGLE
- BZ - 2546829 - CVE-2026-106304 chromium-browser: angle: Out of bounds read in ANGLE
- BZ - 2546942 - CVE-2026-106247 chromium-browser: angle: Buffer overflow in ANGLE
- BZ - 2546956 - CVE-2026-106293 chromium-browser: angle: Type confusion in ANGLE
- BZ - 2546958 - CVE-2026-106245 chromium-browser: angle: Uninitialized resource in ANGLE
Note:
More recent versions of these packages may be available.
Click a package name for more details.
Red Hat Enterprise Linux for x86_64 8
| SRPM | |
|---|---|
| webkit2gtk3-2.54.2-1.el8_10.src.rpm | SHA-256: 0279127c6905e9fcb733f0e97358dc2704b528b30d112aeecfb0fa68193df16f |
| x86_64 | |
| webkit2gtk3-2.54.2-1.el8_10.i686.rpm | SHA-256: a88407c17056971259298a548ba4721a13d35d800bc8549a922f2d63394e04c8 |
| webkit2gtk3-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 5e54c385810e76c67622616be0137a1ac09e7664e0d0b11f0deafb17fb6222b1 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.i686.rpm | SHA-256: 6a623ddd2568b3fef9cb826aa2d45fc1ec67abe7691daf7b12f0e7507489fab7 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 2f71837a71f63a3bfb346852fb35edfde6878b8db6ec8e001c9fd23031163d5c |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.i686.rpm | SHA-256: 1b6ad54d7227b6e531f06923df6e882bae357e4617789906ed4951eeb50fada0 |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 627e38d4300dad829ee16aeacce0a60aed54e81ad184c22a80e390a29cdb68ce |
| webkit2gtk3-devel-2.54.2-1.el8_10.i686.rpm | SHA-256: 8de31e3c42da400df9c1189720ad68a824f8fb7bb810b9e90906d4467504f5a0 |
| webkit2gtk3-devel-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 3767009b9589e0532868938a069ec58e539a0e904beb63842b12607a6ff0a6ce |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.i686.rpm | SHA-256: 494af0f19ada7c5a1ceefe2a05089164e52e618250cd451e618041943308cb81 |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 3acddc9175f19a07fa1e7c19676df0630a88be8a2d9baecee61f0546b7fa4950 |
| webkit2gtk3-jsc-2.54.2-1.el8_10.i686.rpm | SHA-256: 7564e14837b007ece8ec6f84e2e519cd6a70ec66741888aa68c9ac8b6a9b63ec |
| webkit2gtk3-jsc-2.54.2-1.el8_10.x86_64.rpm | SHA-256: bf08cc49c5b6d5067cc18bbd59d1cfb3600ca223c940453cf608dc1f63c27851 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.i686.rpm | SHA-256: 67748d01f86a134e31096037ce39db766c0242740d19a24321aa97147d5bf456 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 16a57b030c4920b74efeb3bccad0978ba92bb6a2a5048b50cf79d2198c4d8544 |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.i686.rpm | SHA-256: e9bd3369aad21ed334921babfe2c07316399216157241480e0a66e581bdb61f7 |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.x86_64.rpm | SHA-256: e2d5bd142b958c30e90df3f01243f1eb8777f544b9c79c96031c045d37b667e9 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.i686.rpm | SHA-256: 040cb8d1ed85b52fe0b6981ce1e7773a7daf220be35712edc5d878b1994e4b56 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 92366f2768cd46f60e946c3654297c43db44224f28319aa63c9a3e729d9d7d55 |
Red Hat Enterprise Linux for IBM z Systems 8
| SRPM | |
|---|---|
| webkit2gtk3-2.54.2-1.el8_10.src.rpm | SHA-256: 0279127c6905e9fcb733f0e97358dc2704b528b30d112aeecfb0fa68193df16f |
| s390x | |
| webkit2gtk3-2.54.2-1.el8_10.s390x.rpm | SHA-256: 421b6c7919ba0be10e6607da6eba6aef2a1b1da71fc5484043456041f55bdda0 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.s390x.rpm | SHA-256: 283cd7ffee988191e1ca3dc1db80dc236f611babcceb410b27570b04b7c22dc9 |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.s390x.rpm | SHA-256: 241c6919fee81697b6ff612e9f63af3f2181c752d8d7cb16516bd7591dfb781f |
| webkit2gtk3-devel-2.54.2-1.el8_10.s390x.rpm | SHA-256: e02e67af5e64af3aa0260d8f749d4afee50d9a404a36104731584534da776248 |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.s390x.rpm | SHA-256: 1d522b1ed3f36e014c4bac4ce0154e71ceca00e6de2b1d22af0b03e4edafde75 |
| webkit2gtk3-jsc-2.54.2-1.el8_10.s390x.rpm | SHA-256: 7447d73c6a5ba495f0266ddc59cd9ddd935abccb06a53b227a826c4abd8208c0 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.s390x.rpm | SHA-256: 833adcfb02d81f4ff7f1dd2c27508351de33f7b2960b08e33cf99e6987caafc3 |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.s390x.rpm | SHA-256: 0be4a60c75c2bbcbd23b5e0a820ff26c525dcbea9b0dac2c7325862ab5d1a126 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.s390x.rpm | SHA-256: 60469e532106457f553c966c83a41cd37dbf0ffb375fdac0c6f3110d1c60bdbd |
Red Hat Enterprise Linux for Power, little endian 8
| SRPM | |
|---|---|
| webkit2gtk3-2.54.2-1.el8_10.src.rpm | SHA-256: 0279127c6905e9fcb733f0e97358dc2704b528b30d112aeecfb0fa68193df16f |
| ppc64le | |
| webkit2gtk3-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 695c0b4cc25569ffa38321524af8803a4367d861e2fe84eb9bc3ea676defd7c0 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 435d34393cbf346ed695c5776df9facabfd77646b86d8c7de0a6275db8a6ad2f |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 3876cb797d2a88fe20953ec42e550dcfc4493e67ccf22a770b349893f0a719c1 |
| webkit2gtk3-devel-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 12e05ac3e9920610cea8ee6e7821b9568557c833c7c5f663421bf2ae5a530080 |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 546bced97437c7144463b100093e6888adbc99f9f1597fc9d022fc47213b1666 |
| webkit2gtk3-jsc-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 7a8790ced839f47105628cee9d7aad2cc3ff14131a9f95eb922fc3cb86178c41 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 4fb0f10ceedd3c0c30c205b4ce384949aaeb1a794ffedd8857f6140cb35bbc0f |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 6489445024707fea3549dea025af6b2b3689620cf218ff2e17acf2b34bea0d83 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 14c78e020e46617534c2e68b60f211b04dec743ad77ce037dd9a47bf5f6103c2 |
Red Hat Enterprise Linux for ARM 64 8
| SRPM | |
|---|---|
| webkit2gtk3-2.54.2-1.el8_10.src.rpm | SHA-256: 0279127c6905e9fcb733f0e97358dc2704b528b30d112aeecfb0fa68193df16f |
| aarch64 | |
| webkit2gtk3-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 9ec73619c4a5f06c2fdea5614b45565e64cfdea1192831be155d731efe959820 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 42ab222db07e5ffe2d29c475677fdbf19c0109a90463990d6f8e9fdbfef94b15 |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 8a21ba59cc75b9971d37aa45f66cf9ce0b0cc1f3daad93815e19cb39e94f03f3 |
| webkit2gtk3-devel-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 0c225f2472656581c2a25630f523c10cbf5483db5c969432226eccdb968fd857 |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 91d1c47039aceda2af15d25f3aef6b24c4921c550945d832a8e84b6b8e25e1be |
| webkit2gtk3-jsc-2.54.2-1.el8_10.aarch64.rpm | SHA-256: a260b147fd999339573ce717d180bd91f5b98fa28a457b23833f4dcbab83ce29 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 5175883b6ecdd192d88114367ad965ea6f6de213dc2a82599bcc6c962688b9bf |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.aarch64.rpm | SHA-256: d40b0ede0d8f9344a9e2b2d1fbc711c2e4c12d483ac647992795e185294016d5 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.aarch64.rpm | SHA-256: be514d58f7f9f7200c62774a817e439d8747224cf89e0a1249d0237dbdc9abb8 |
Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10
| SRPM | |
|---|---|
| webkit2gtk3-2.54.2-1.el8_10.src.rpm | SHA-256: 0279127c6905e9fcb733f0e97358dc2704b528b30d112aeecfb0fa68193df16f |
| x86_64 | |
| webkit2gtk3-2.54.2-1.el8_10.i686.rpm | SHA-256: a88407c17056971259298a548ba4721a13d35d800bc8549a922f2d63394e04c8 |
| webkit2gtk3-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 5e54c385810e76c67622616be0137a1ac09e7664e0d0b11f0deafb17fb6222b1 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.i686.rpm | SHA-256: 6a623ddd2568b3fef9cb826aa2d45fc1ec67abe7691daf7b12f0e7507489fab7 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 2f71837a71f63a3bfb346852fb35edfde6878b8db6ec8e001c9fd23031163d5c |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.i686.rpm | SHA-256: 1b6ad54d7227b6e531f06923df6e882bae357e4617789906ed4951eeb50fada0 |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 627e38d4300dad829ee16aeacce0a60aed54e81ad184c22a80e390a29cdb68ce |
| webkit2gtk3-devel-2.54.2-1.el8_10.i686.rpm | SHA-256: 8de31e3c42da400df9c1189720ad68a824f8fb7bb810b9e90906d4467504f5a0 |
| webkit2gtk3-devel-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 3767009b9589e0532868938a069ec58e539a0e904beb63842b12607a6ff0a6ce |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.i686.rpm | SHA-256: 494af0f19ada7c5a1ceefe2a05089164e52e618250cd451e618041943308cb81 |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 3acddc9175f19a07fa1e7c19676df0630a88be8a2d9baecee61f0546b7fa4950 |
| webkit2gtk3-jsc-2.54.2-1.el8_10.i686.rpm | SHA-256: 7564e14837b007ece8ec6f84e2e519cd6a70ec66741888aa68c9ac8b6a9b63ec |
| webkit2gtk3-jsc-2.54.2-1.el8_10.x86_64.rpm | SHA-256: bf08cc49c5b6d5067cc18bbd59d1cfb3600ca223c940453cf608dc1f63c27851 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.i686.rpm | SHA-256: 67748d01f86a134e31096037ce39db766c0242740d19a24321aa97147d5bf456 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 16a57b030c4920b74efeb3bccad0978ba92bb6a2a5048b50cf79d2198c4d8544 |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.i686.rpm | SHA-256: e9bd3369aad21ed334921babfe2c07316399216157241480e0a66e581bdb61f7 |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.x86_64.rpm | SHA-256: e2d5bd142b958c30e90df3f01243f1eb8777f544b9c79c96031c045d37b667e9 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.i686.rpm | SHA-256: 040cb8d1ed85b52fe0b6981ce1e7773a7daf220be35712edc5d878b1994e4b56 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.x86_64.rpm | SHA-256: 92366f2768cd46f60e946c3654297c43db44224f28319aa63c9a3e729d9d7d55 |
Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 8.10
| SRPM | |
|---|---|
| webkit2gtk3-2.54.2-1.el8_10.src.rpm | SHA-256: 0279127c6905e9fcb733f0e97358dc2704b528b30d112aeecfb0fa68193df16f |
| aarch64 | |
| webkit2gtk3-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 9ec73619c4a5f06c2fdea5614b45565e64cfdea1192831be155d731efe959820 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 42ab222db07e5ffe2d29c475677fdbf19c0109a90463990d6f8e9fdbfef94b15 |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 8a21ba59cc75b9971d37aa45f66cf9ce0b0cc1f3daad93815e19cb39e94f03f3 |
| webkit2gtk3-devel-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 0c225f2472656581c2a25630f523c10cbf5483db5c969432226eccdb968fd857 |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 91d1c47039aceda2af15d25f3aef6b24c4921c550945d832a8e84b6b8e25e1be |
| webkit2gtk3-jsc-2.54.2-1.el8_10.aarch64.rpm | SHA-256: a260b147fd999339573ce717d180bd91f5b98fa28a457b23833f4dcbab83ce29 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.aarch64.rpm | SHA-256: 5175883b6ecdd192d88114367ad965ea6f6de213dc2a82599bcc6c962688b9bf |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.aarch64.rpm | SHA-256: d40b0ede0d8f9344a9e2b2d1fbc711c2e4c12d483ac647992795e185294016d5 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.aarch64.rpm | SHA-256: be514d58f7f9f7200c62774a817e439d8747224cf89e0a1249d0237dbdc9abb8 |
Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 8.10
| SRPM | |
|---|---|
| webkit2gtk3-2.54.2-1.el8_10.src.rpm | SHA-256: 0279127c6905e9fcb733f0e97358dc2704b528b30d112aeecfb0fa68193df16f |
| ppc64le | |
| webkit2gtk3-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 695c0b4cc25569ffa38321524af8803a4367d861e2fe84eb9bc3ea676defd7c0 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 435d34393cbf346ed695c5776df9facabfd77646b86d8c7de0a6275db8a6ad2f |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 3876cb797d2a88fe20953ec42e550dcfc4493e67ccf22a770b349893f0a719c1 |
| webkit2gtk3-devel-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 12e05ac3e9920610cea8ee6e7821b9568557c833c7c5f663421bf2ae5a530080 |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 546bced97437c7144463b100093e6888adbc99f9f1597fc9d022fc47213b1666 |
| webkit2gtk3-jsc-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 7a8790ced839f47105628cee9d7aad2cc3ff14131a9f95eb922fc3cb86178c41 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 4fb0f10ceedd3c0c30c205b4ce384949aaeb1a794ffedd8857f6140cb35bbc0f |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 6489445024707fea3549dea025af6b2b3689620cf218ff2e17acf2b34bea0d83 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.ppc64le.rpm | SHA-256: 14c78e020e46617534c2e68b60f211b04dec743ad77ce037dd9a47bf5f6103c2 |
Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 8.10
| SRPM | |
|---|---|
| webkit2gtk3-2.54.2-1.el8_10.src.rpm | SHA-256: 0279127c6905e9fcb733f0e97358dc2704b528b30d112aeecfb0fa68193df16f |
| s390x | |
| webkit2gtk3-2.54.2-1.el8_10.s390x.rpm | SHA-256: 421b6c7919ba0be10e6607da6eba6aef2a1b1da71fc5484043456041f55bdda0 |
| webkit2gtk3-debuginfo-2.54.2-1.el8_10.s390x.rpm | SHA-256: 283cd7ffee988191e1ca3dc1db80dc236f611babcceb410b27570b04b7c22dc9 |
| webkit2gtk3-debugsource-2.54.2-1.el8_10.s390x.rpm | SHA-256: 241c6919fee81697b6ff612e9f63af3f2181c752d8d7cb16516bd7591dfb781f |
| webkit2gtk3-devel-2.54.2-1.el8_10.s390x.rpm | SHA-256: e02e67af5e64af3aa0260d8f749d4afee50d9a404a36104731584534da776248 |
| webkit2gtk3-devel-debuginfo-2.54.2-1.el8_10.s390x.rpm | SHA-256: 1d522b1ed3f36e014c4bac4ce0154e71ceca00e6de2b1d22af0b03e4edafde75 |
| webkit2gtk3-jsc-2.54.2-1.el8_10.s390x.rpm | SHA-256: 7447d73c6a5ba495f0266ddc59cd9ddd935abccb06a53b227a826c4abd8208c0 |
| webkit2gtk3-jsc-debuginfo-2.54.2-1.el8_10.s390x.rpm | SHA-256: 833adcfb02d81f4ff7f1dd2c27508351de33f7b2960b08e33cf99e6987caafc3 |
| webkit2gtk3-jsc-devel-2.54.2-1.el8_10.s390x.rpm | SHA-256: 0be4a60c75c2bbcbd23b5e0a820ff26c525dcbea9b0dac2c7325862ab5d1a126 |
| webkit2gtk3-jsc-devel-debuginfo-2.54.2-1.el8_10.s390x.rpm | SHA-256: 60469e532106457f553c966c83a41cd37dbf0ffb375fdac0c6f3110d1c60bdbd |
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