diff --git a/media/libdav1d/moz.yaml b/media/libdav1d/moz.yaml
index 454c3ec4ce76..881eec52bc6e 100644
--- a/media/libdav1d/moz.yaml
+++ b/media/libdav1d/moz.yaml
@@ -20,11 +20,11 @@ origin:
 
   # Human-readable identifier for this version/release
   # Generally "version NNN", "tag SSS", "bookmark SSS"
-  release: 42b2b24fb8819f1ed3643aa9cf2a62f03868e3aa (2025-01-19T22:33:54.000+01:00).
+  release: caef968117eb2d6d7224e8d29ec67ff79b0025f8 (2025-02-28T09:28:46.000-05:00).
 
   # Revision to pull in
   # Must be a long or short commit SHA (long preferred)
-  revision: 42b2b24fb8819f1ed3643aa9cf2a62f03868e3aa
+  revision: caef968117eb2d6d7224e8d29ec67ff79b0025f8
 
   # The package's license, where possible using the mnemonic from
   # https://spdx.org/licenses/
diff --git a/media/libdav1d/vcs_version.h b/media/libdav1d/vcs_version.h
index 2e0b10e7d26d..b3b197702e32 100644
--- a/media/libdav1d/vcs_version.h
+++ b/media/libdav1d/vcs_version.h
@@ -1,2 +1,2 @@
 /* auto-generated, do not edit */
-#define DAV1D_VERSION "42b2b24fb8819f1ed3643aa9cf2a62f03868e3aa"
+#define DAV1D_VERSION "caef968117eb2d6d7224e8d29ec67ff79b0025f8"
diff --git a/third_party/dav1d/include/common/attributes.h b/third_party/dav1d/include/common/attributes.h
index c8758c19aef7..c6cecc7acabe 100644
--- a/third_party/dav1d/include/common/attributes.h
+++ b/third_party/dav1d/include/common/attributes.h
@@ -123,6 +123,12 @@
 #define EXTERN extern
 #endif
 
+#if ARCH_X86_64 && __has_attribute(model)
+#define ATTR_MCMODEL_SMALL __attribute__((model("small")))
+#else
+#define ATTR_MCMODEL_SMALL
+#endif
+
 #ifdef __clang__
 #define NO_SANITIZE(x) __attribute__((no_sanitize(x)))
 #else
diff --git a/third_party/dav1d/src/decode.c b/third_party/dav1d/src/decode.c
index a3b1b9c2102c..3ee306a2971d 100644
--- a/third_party/dav1d/src/decode.c
+++ b/third_party/dav1d/src/decode.c
@@ -958,9 +958,7 @@ static int decode_b(Dav1dTaskContext *const t,
     }
 
     // delta-q/lf
-    if (!(t->bx & (31 >> !f->seq_hdr->sb128)) &&
-        !(t->by & (31 >> !f->seq_hdr->sb128)))
-    {
+    if (!((t->bx | t->by) & (31 >> !f->seq_hdr->sb128))) {
         const int prev_qidx = ts->last_qidx;
         const int have_delta_q = f->frame_hdr->delta.q.present &&
             (bs != (f->seq_hdr->sb128 ? BS_128x128 : BS_64x64) || !b->skip);
diff --git a/third_party/dav1d/src/tables.c b/third_party/dav1d/src/tables.c
index 9752f15c40df..524864c4fadd 100644
--- a/third_party/dav1d/src/tables.c
+++ b/third_party/dav1d/src/tables.c
@@ -419,6 +419,7 @@ const uint16_t ALIGN(dav1d_sgr_params[16][2], 4) = {
     {   0, 1177 }, {   0,  925 }, {  56,    0 }, {  22,    0 },
 };
 
+ATTR_MCMODEL_SMALL
 const uint8_t ALIGN(dav1d_sgr_x_by_x[256], 64) = {
     255, 128,  85,  64,  51,  43,  37,  32,  28,  26,  23,  21,  20,  18,  17,
      16,  15,  14,  13,  13,  12,  12,  11,  11,  10,  10,   9,   9,   9,   9,
@@ -440,6 +441,7 @@ const uint8_t ALIGN(dav1d_sgr_x_by_x[256], 64) = {
       0
 };
 
+ATTR_MCMODEL_SMALL
 const int8_t ALIGN(dav1d_mc_subpel_filters[6][15][8], 8) = {
     [DAV1D_FILTER_8TAP_REGULAR] = {
         {   0,   1,  -3,  63,   4,  -1,   0,   0 },
@@ -544,6 +546,7 @@ const int8_t ALIGN(dav1d_mc_subpel_filters[6][15][8], 8) = {
     }
 };
 
+ATTR_MCMODEL_SMALL
 const int8_t ALIGN(dav1d_mc_warp_filter[193][8], 8) = {
     // [-1, 0)
     { 0,   0, 127,   1,   0, 0, 0, 0 }, { 0,  -1, 127,   2,   0, 0, 0, 0 },
@@ -648,6 +651,7 @@ const int8_t ALIGN(dav1d_mc_warp_filter[193][8], 8) = {
     { 0, 0, 0,   0,   2, 127,  -1, 0 },
 };
 
+ATTR_MCMODEL_SMALL
 const int8_t ALIGN(dav1d_resize_filter[64][8], 8) = {
     { 0,  0,  0, -128,    0,  0,  0, 0 }, { 0,  0,  1, -128,   -2,  1,  0, 0 },
     { 0, -1,  3, -127,   -4,  2, -1, 0 }, { 0, -1,  4, -127,   -6,  3, -1, 0 },
@@ -711,6 +715,7 @@ const uint8_t ALIGN(dav1d_sm_weights[128], 16) = {
       7,   6,   6,   5,   5,   4,   4,   4
 };
 
+ATTR_MCMODEL_SMALL
 const uint16_t dav1d_dr_intra_derivative[44] = {
     // Values that are 0 will never be used
           0,    // Angles:
@@ -756,6 +761,7 @@ const uint16_t dav1d_dr_intra_derivative[44] = {
     [1*idx+32] = f4, [1*idx+40] = f5,      \
     [1*idx+48] = f6
 #endif
+ATTR_MCMODEL_SMALL
 const int8_t ALIGN(dav1d_filter_intra_taps[5][64], 64) = {
     {
         F( 0,  -6, 10,  0,  0,  0, 12,  0 ),
@@ -822,6 +828,7 @@ const uint8_t ALIGN(dav1d_obmc_masks[64], 16) = {
 };
 
 // Taken from the spec. Range is [-2048, 2047], mean is 0 and stddev is 512
+ATTR_MCMODEL_SMALL
 const int16_t dav1d_gaussian_sequence[2048] = {
     56,    568,   -180,  172,   124,   -84,   172,   -64,   -900,  24,   820,
     224,   1248,  996,   272,   -8,    -916,  -388,  -732,  -104,  -188, 800,